20611746

素因数分解:

$2^1\times 3^6\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 56

約数和(自身を含む): 47270064

約数和(自身を除く): 26658318

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 67, 81, 134, 162, 201, 211, 243, 402, 422, 486, 603, 633, 729, 1206, 1266, 1458, 1809, 1899, 3618, 3798, 5427, 5697, 10854, 11394, 14137, 16281, 17091, 28274, 32562, 34182, 42411, 48843, 51273, 84822, 97686, 102546, 127233, 153819, 254466, 307638, 381699, 763398, 1145097, 2290194, 3435291, 6870582, 10305873, 20611746]

約数ペア:

[(1, 20611746), (2, 10305873), (3, 6870582), (6, 3435291), (9, 2290194), (18, 1145097), (27, 763398), (54, 381699), (67, 307638), (81, 254466), (134, 153819), (162, 127233), (201, 102546), (211, 97686), (243, 84822), (402, 51273), (422, 48843), (486, 42411), (603, 34182), (633, 32562), (729, 28274), (1206, 17091), (1266, 16281), (1458, 14137), (1809, 11394), (1899, 10854), (3618, 5697), (3798, 5427)]