20443698

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 50135040

約数和(自身を除く): 29691342

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 127, 198, 254, 271, 297, 381, 542, 594, 762, 813, 1143, 1397, 1626, 2286, 2439, 2794, 2981, 3429, 4191, 4878, 5962, 6858, 7317, 8382, 8943, 12573, 14634, 17886, 25146, 26829, 34417, 37719, 53658, 68834, 75438, 80487, 103251, 160974, 206502, 309753, 378587, 619506, 757174, 929259, 1135761, 1858518, 2271522, 3407283, 6814566, 10221849, 20443698]

約数ペア:

[(1, 20443698), (2, 10221849), (3, 6814566), (6, 3407283), (9, 2271522), (11, 1858518), (18, 1135761), (22, 929259), (27, 757174), (33, 619506), (54, 378587), (66, 309753), (99, 206502), (127, 160974), (198, 103251), (254, 80487), (271, 75438), (297, 68834), (381, 53658), (542, 37719), (594, 34417), (762, 26829), (813, 25146), (1143, 17886), (1397, 14634), (1626, 12573), (2286, 8943), (2439, 8382), (2794, 7317), (2981, 6858), (3429, 5962), (4191, 4878)]