18836706812

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{881}}^1$

素因数の和:1168

約数の個数: 144

約数和(自身を含む): 42973410816

約数和(自身を除く): 24136704004

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 49, 77, 94, 98, 154, 188, 196, 211, 308, 329, 422, 517, 539, 658, 844, 881, 1034, 1078, 1316, 1477, 1762, 2068, 2156, 2303, 2321, 2954, 3524, 3619, 4606, 4642, 5908, 6167, 7238, 9212, 9284, 9691, 9917, 10339, 12334, 14476, 16247, 19382, 19834, 20678, 24668, 25333, 32494, 38764, 39668, 41356, 41407, 43169, 50666, 64988, 67837, 69419, 82814, 86338, 101332, 109087, 113729, 135674, 138838, 165628, 172676, 185891, 218174, 227458, 271348, 277676, 289849, 371782, 436348, 454916, 455477, 474859, 485933, 579698, 743564, 763609, 910954, 949718, 971866, 1159396, 1301237, 1527218, 1821908, 1899436, 1943732, 2028943, 2044801, 2602474, 3054436, 3188339, 4057886, 4089602, 5204948, 5345263, 6376678, 8115772, 8179204, 8736877, 9108659, 10690526, 12753356, 14313607, 17473754, 18217318, 21381052, 22318373, 28627214, 34947508, 36434636, 44636746, 57254428, 61158139, 89273492, 96105647, 100195249, 122316278, 192211294, 200390498, 244632556, 384422588, 400780996, 428106973, 672739529, 856213946, 1345479058, 1712427892, 2690958116, 4709176703, 9418353406, 18836706812]

約数ペア:

[(1, 18836706812), (2, 9418353406), (4, 4709176703), (7, 2690958116), (11, 1712427892), (14, 1345479058), (22, 856213946), (28, 672739529), (44, 428106973), (47, 400780996), (49, 384422588), (77, 244632556), (94, 200390498), (98, 192211294), (154, 122316278), (188, 100195249), (196, 96105647), (211, 89273492), (308, 61158139), (329, 57254428), (422, 44636746), (517, 36434636), (539, 34947508), (658, 28627214), (844, 22318373), (881, 21381052), (1034, 18217318), (1078, 17473754), (1316, 14313607), (1477, 12753356), (1762, 10690526), (2068, 9108659), (2156, 8736877), (2303, 8179204), (2321, 8115772), (2954, 6376678), (3524, 5345263), (3619, 5204948), (4606, 4089602), (4642, 4057886), (5908, 3188339), (6167, 3054436), (7238, 2602474), (9212, 2044801), (9284, 2028943), (9691, 1943732), (9917, 1899436), (10339, 1821908), (12334, 1527218), (14476, 1301237), (16247, 1159396), (19382, 971866), (19834, 949718), (20678, 910954), (24668, 763609), (25333, 743564), (32494, 579698), (38764, 485933), (39668, 474859), (41356, 455477), (41407, 454916), (43169, 436348), (50666, 371782), (64988, 289849), (67837, 277676), (69419, 271348), (82814, 227458), (86338, 218174), (101332, 185891), (109087, 172676), (113729, 165628), (135674, 138838)]