20727468

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 57200640

約数和(自身を除く): 36473172

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 41, 54, 62, 82, 93, 108, 123, 124, 151, 164, 186, 246, 279, 302, 369, 372, 453, 492, 558, 604, 738, 837, 906, 1107, 1116, 1271, 1359, 1476, 1674, 1812, 2214, 2542, 2718, 3348, 3813, 4077, 4428, 4681, 5084, 5436, 6191, 7626, 8154, 9362, 11439, 12382, 14043, 15252, 16308, 18573, 18724, 22878, 24764, 28086, 34317, 37146, 42129, 45756, 55719, 56172, 68634, 74292, 84258, 111438, 126387, 137268, 167157, 168516, 191921, 222876, 252774, 334314, 383842, 505548, 575763, 668628, 767684, 1151526, 1727289, 2303052, 3454578, 5181867, 6909156, 10363734, 20727468]

約数ペア:

[(1, 20727468), (2, 10363734), (3, 6909156), (4, 5181867), (6, 3454578), (9, 2303052), (12, 1727289), (18, 1151526), (27, 767684), (31, 668628), (36, 575763), (41, 505548), (54, 383842), (62, 334314), (82, 252774), (93, 222876), (108, 191921), (123, 168516), (124, 167157), (151, 137268), (164, 126387), (186, 111438), (246, 84258), (279, 74292), (302, 68634), (369, 56172), (372, 55719), (453, 45756), (492, 42129), (558, 37146), (604, 34317), (738, 28086), (837, 24764), (906, 22878), (1107, 18724), (1116, 18573), (1271, 16308), (1359, 15252), (1476, 14043), (1674, 12382), (1812, 11439), (2214, 9362), (2542, 8154), (2718, 7626), (3348, 6191), (3813, 5436), (4077, 5084), (4428, 4681)]