173840728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{18749}}^1$

素因数の和:18835

約数の個数: 32

約数和(自身を含む): 348750000

約数和(自身を除く): 174909272

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 18749, 37498, 74996, 149992, 356231, 712462, 1143689, 1424924, 2287378, 2849848, 4574756, 9149512, 21730091, 43460182, 86920364, 173840728]

約数ペア:

[(1, 173840728), (2, 86920364), (4, 43460182), (8, 21730091), (19, 9149512), (38, 4574756), (61, 2849848), (76, 2287378), (122, 1424924), (152, 1143689), (244, 712462), (488, 356231), (1159, 149992), (2318, 74996), (4636, 37498), (9272, 18749)]