31927790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{853}}^1$

素因数の和:1076

約数の個数: 32

約数和(自身を含む): 60873120

約数和(自身を除く): 28945330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 853, 985, 1706, 1970, 3743, 4265, 7486, 8530, 16207, 18715, 32414, 37430, 81035, 162070, 168041, 336082, 840205, 1680410, 3192779, 6385558, 15963895, 31927790]

約数ペア:

[(1, 31927790), (2, 15963895), (5, 6385558), (10, 3192779), (19, 1680410), (38, 840205), (95, 336082), (190, 168041), (197, 162070), (394, 81035), (853, 37430), (985, 32414), (1706, 18715), (1970, 16207), (3743, 8530), (4265, 7486)]