20160970352

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{1493}}^1\times {\mathrm{17957}}^1$

素因数の和:19505

約数の個数: 40

約数和(自身を含む): 39921926976

約数和(自身を除く): 19760956624

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 1493, 2986, 5972, 11944, 17957, 23888, 35914, 70171, 71828, 140342, 143656, 280684, 287312, 561368, 843979, 1122736, 1687958, 3375916, 6751832, 13503664, 26809801, 53619602, 107239204, 214478408, 428956816, 1260060647, 2520121294, 5040242588, 10080485176, 20160970352]

約数ペア:

[(1, 20160970352), (2, 10080485176), (4, 5040242588), (8, 2520121294), (16, 1260060647), (47, 428956816), (94, 214478408), (188, 107239204), (376, 53619602), (752, 26809801), (1493, 13503664), (2986, 6751832), (5972, 3375916), (11944, 1687958), (17957, 1122736), (23888, 843979), (35914, 561368), (70171, 287312), (71828, 280684), (140342, 143656)]