20681432532

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{46073}}^1$

素因数の和:46457

約数の個数: 72

約数和(自身を含む): 53851475496

約数和(自身を除く): 33170042964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 337, 444, 666, 674, 1011, 1332, 1348, 2022, 3033, 4044, 6066, 12132, 12469, 24938, 37407, 46073, 49876, 74814, 92146, 112221, 138219, 149628, 184292, 224442, 276438, 414657, 448884, 552876, 829314, 1658628, 1704701, 3409402, 5114103, 6818804, 10228206, 15342309, 15526601, 20456412, 30684618, 31053202, 46579803, 61369236, 62106404, 93159606, 139739409, 186319212, 279478818, 558957636, 574484237, 1148968474, 1723452711, 2297936948, 3446905422, 5170358133, 6893810844, 10340716266, 20681432532]

約数ペア:

[(1, 20681432532), (2, 10340716266), (3, 6893810844), (4, 5170358133), (6, 3446905422), (9, 2297936948), (12, 1723452711), (18, 1148968474), (36, 574484237), (37, 558957636), (74, 279478818), (111, 186319212), (148, 139739409), (222, 93159606), (333, 62106404), (337, 61369236), (444, 46579803), (666, 31053202), (674, 30684618), (1011, 20456412), (1332, 15526601), (1348, 15342309), (2022, 10228206), (3033, 6818804), (4044, 5114103), (6066, 3409402), (12132, 1704701), (12469, 1658628), (24938, 829314), (37407, 552876), (46073, 448884), (49876, 414657), (74814, 276438), (92146, 224442), (112221, 184292), (138219, 149628)]