201639614

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 335340000

約数和(自身を除く): 133700386

約数列:

[1, 2, 11, 22, 137, 149, 274, 298, 449, 898, 1507, 1639, 3014, 3278, 4939, 9878, 20413, 40826, 61513, 66901, 123026, 133802, 224543, 449086, 676643, 735911, 1353286, 1471822, 9165437, 18330874, 100819807, 201639614]

約数ペア:

[(1, 201639614), (2, 100819807), (11, 18330874), (22, 9165437), (137, 1471822), (149, 1353286), (274, 735911), (298, 676643), (449, 449086), (898, 224543), (1507, 133802), (1639, 123026), (3014, 66901), (3278, 61513), (4939, 40826), (9878, 20413)]