20727522

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 49645440

約数和(自身を除く): 28917918

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 67, 102, 134, 153, 201, 306, 337, 402, 459, 603, 674, 918, 1011, 1139, 1206, 1809, 2022, 2278, 3033, 3417, 3618, 5729, 6066, 6834, 9099, 10251, 11458, 17187, 18198, 20502, 22579, 30753, 34374, 45158, 51561, 61506, 67737, 103122, 135474, 154683, 203211, 309366, 383843, 406422, 609633, 767686, 1151529, 1219266, 2303058, 3454587, 6909174, 10363761, 20727522]

約数ペア:

[(1, 20727522), (2, 10363761), (3, 6909174), (6, 3454587), (9, 2303058), (17, 1219266), (18, 1151529), (27, 767686), (34, 609633), (51, 406422), (54, 383843), (67, 309366), (102, 203211), (134, 154683), (153, 135474), (201, 103122), (306, 67737), (337, 61506), (402, 51561), (459, 45158), (603, 34374), (674, 30753), (918, 22579), (1011, 20502), (1139, 18198), (1206, 17187), (1809, 11458), (2022, 10251), (2278, 9099), (3033, 6834), (3417, 6066), (3618, 5729)]