19983348

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:129

約数の個数: 168

約数和(自身を含む): 66104640

約数和(自身を除く): 46121292

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 81, 84, 89, 99, 108, 126, 132, 154, 162, 178, 189, 198, 231, 243, 252, 267, 297, 308, 324, 356, 378, 396, 462, 486, 534, 567, 594, 623, 693, 729, 756, 801, 891, 924, 972, 979, 1068, 1134, 1188, 1246, 1386, 1458, 1602, 1701, 1782, 1869, 1958, 2079, 2268, 2403, 2492, 2673, 2772, 2916, 2937, 3204, 3402, 3564, 3738, 3916, 4158, 4806, 5103, 5346, 5607, 5874, 6237, 6804, 6853, 7209, 7476, 8019, 8316, 8811, 9612, 10206, 10692, 11214, 11748, 12474, 13706, 14418, 16038, 16821, 17622, 18711, 20412, 20559, 21627, 22428, 24948, 26433, 27412, 28836, 32076, 33642, 35244, 37422, 41118, 43254, 50463, 52866, 56133, 61677, 64881, 67284, 74844, 79299, 82236, 86508, 100926, 105732, 112266, 123354, 129762, 151389, 158598, 185031, 201852, 224532, 237897, 246708, 259524, 302778, 317196, 370062, 454167, 475794, 555093, 605556, 713691, 740124, 908334, 951588, 1110186, 1427382, 1665279, 1816668, 2220372, 2854764, 3330558, 4995837, 6661116, 9991674, 19983348]

約数ペア:

[(1, 19983348), (2, 9991674), (3, 6661116), (4, 4995837), (6, 3330558), (7, 2854764), (9, 2220372), (11, 1816668), (12, 1665279), (14, 1427382), (18, 1110186), (21, 951588), (22, 908334), (27, 740124), (28, 713691), (33, 605556), (36, 555093), (42, 475794), (44, 454167), (54, 370062), (63, 317196), (66, 302778), (77, 259524), (81, 246708), (84, 237897), (89, 224532), (99, 201852), (108, 185031), (126, 158598), (132, 151389), (154, 129762), (162, 123354), (178, 112266), (189, 105732), (198, 100926), (231, 86508), (243, 82236), (252, 79299), (267, 74844), (297, 67284), (308, 64881), (324, 61677), (356, 56133), (378, 52866), (396, 50463), (462, 43254), (486, 41118), (534, 37422), (567, 35244), (594, 33642), (623, 32076), (693, 28836), (729, 27412), (756, 26433), (801, 24948), (891, 22428), (924, 21627), (972, 20559), (979, 20412), (1068, 18711), (1134, 17622), (1188, 16821), (1246, 16038), (1386, 14418), (1458, 13706), (1602, 12474), (1701, 11748), (1782, 11214), (1869, 10692), (1958, 10206), (2079, 9612), (2268, 8811), (2403, 8316), (2492, 8019), (2673, 7476), (2772, 7209), (2916, 6853), (2937, 6804), (3204, 6237), (3402, 5874), (3564, 5607), (3738, 5346), (3916, 5103), (4158, 4806)]