20185572956

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{179}}^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 35925120000

約数和(自身を除く): 15739547044

約数列:

[1, 2, 4, 149, 179, 298, 358, 431, 439, 596, 716, 862, 878, 1724, 1756, 26671, 53342, 64219, 65411, 77149, 78581, 106684, 128438, 130822, 154298, 157162, 189209, 256876, 261644, 308596, 314324, 378418, 756836, 11495201, 11708569, 22990402, 23417138, 28192141, 33868411, 45980804, 46834276, 56384282, 67736822, 112768564, 135473644, 5046393239, 10092786478, 20185572956]

約数ペア:

[(1, 20185572956), (2, 10092786478), (4, 5046393239), (149, 135473644), (179, 112768564), (298, 67736822), (358, 56384282), (431, 46834276), (439, 45980804), (596, 33868411), (716, 28192141), (862, 23417138), (878, 22990402), (1724, 11708569), (1756, 11495201), (26671, 756836), (53342, 378418), (64219, 314324), (65411, 308596), (77149, 261644), (78581, 256876), (106684, 189209), (128438, 157162), (130822, 154298)]