15901648

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6173}}^1$

素因数の和:6211

約数の個数: 40

約数和(自身を含む): 36747648

約数和(自身を除く): 20846000

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 184, 322, 368, 644, 1288, 2576, 6173, 12346, 24692, 43211, 49384, 86422, 98768, 141979, 172844, 283958, 345688, 567916, 691376, 993853, 1135832, 1987706, 2271664, 3975412, 7950824, 15901648]

約数ペア:

[(1, 15901648), (2, 7950824), (4, 3975412), (7, 2271664), (8, 1987706), (14, 1135832), (16, 993853), (23, 691376), (28, 567916), (46, 345688), (56, 283958), (92, 172844), (112, 141979), (161, 98768), (184, 86422), (322, 49384), (368, 43211), (644, 24692), (1288, 12346), (2576, 6173)]