20966652

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 66393600

約数和(自身を除く): 45426948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 29, 36, 38, 42, 57, 58, 63, 76, 84, 87, 114, 116, 126, 133, 151, 171, 174, 203, 228, 252, 261, 266, 302, 342, 348, 399, 406, 453, 522, 532, 551, 604, 609, 684, 798, 812, 906, 1044, 1057, 1102, 1197, 1218, 1359, 1596, 1653, 1812, 1827, 2114, 2204, 2394, 2436, 2718, 2869, 3171, 3306, 3654, 3857, 4228, 4379, 4788, 4959, 5436, 5738, 6342, 6612, 7308, 7714, 8607, 8758, 9513, 9918, 11476, 11571, 12684, 13137, 15428, 17214, 17516, 19026, 19836, 20083, 23142, 25821, 26274, 30653, 34428, 34713, 38052, 39411, 40166, 46284, 51642, 52548, 60249, 61306, 69426, 78822, 80332, 83201, 91959, 103284, 120498, 122612, 138852, 157644, 166402, 180747, 183918, 240996, 249603, 275877, 332804, 361494, 367836, 499206, 551754, 582407, 722988, 748809, 998412, 1103508, 1164814, 1497618, 1747221, 2329628, 2995236, 3494442, 5241663, 6988884, 10483326, 20966652]

約数ペア:

[(1, 20966652), (2, 10483326), (3, 6988884), (4, 5241663), (6, 3494442), (7, 2995236), (9, 2329628), (12, 1747221), (14, 1497618), (18, 1164814), (19, 1103508), (21, 998412), (28, 748809), (29, 722988), (36, 582407), (38, 551754), (42, 499206), (57, 367836), (58, 361494), (63, 332804), (76, 275877), (84, 249603), (87, 240996), (114, 183918), (116, 180747), (126, 166402), (133, 157644), (151, 138852), (171, 122612), (174, 120498), (203, 103284), (228, 91959), (252, 83201), (261, 80332), (266, 78822), (302, 69426), (342, 61306), (348, 60249), (399, 52548), (406, 51642), (453, 46284), (522, 40166), (532, 39411), (551, 38052), (604, 34713), (609, 34428), (684, 30653), (798, 26274), (812, 25821), (906, 23142), (1044, 20083), (1057, 19836), (1102, 19026), (1197, 17516), (1218, 17214), (1359, 15428), (1596, 13137), (1653, 12684), (1812, 11571), (1827, 11476), (2114, 9918), (2204, 9513), (2394, 8758), (2436, 8607), (2718, 7714), (2869, 7308), (3171, 6612), (3306, 6342), (3654, 5738), (3857, 5436), (4228, 4959), (4379, 4788)]