20177519024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2621819}}^1$

素因数の和:2621877

約数の個数: 40

約数和(自身を含む): 43239055440

約数和(自身を除く): 23061536416

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 104, 148, 208, 296, 481, 592, 962, 1924, 3848, 7696, 2621819, 5243638, 10487276, 20974552, 34083647, 41949104, 68167294, 97007303, 136334588, 194014606, 272669176, 388029212, 545338352, 776058424, 1261094939, 1552116848, 2522189878, 5044379756, 10088759512, 20177519024]

約数ペア:

[(1, 20177519024), (2, 10088759512), (4, 5044379756), (8, 2522189878), (13, 1552116848), (16, 1261094939), (26, 776058424), (37, 545338352), (52, 388029212), (74, 272669176), (104, 194014606), (148, 136334588), (208, 97007303), (296, 68167294), (481, 41949104), (592, 34083647), (962, 20974552), (1924, 10487276), (3848, 5243638), (7696, 2621819)]