20461528256

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{35083}}^1$

素因数の和:35809

約数の個数: 56

約数和(自身を含む): 43790305104

約数和(自身を除く): 23328776848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 701, 832, 1402, 2804, 5608, 9113, 11216, 18226, 22432, 35083, 36452, 44864, 70166, 72904, 140332, 145808, 280664, 291616, 456079, 561328, 583232, 912158, 1122656, 1824316, 2245312, 3648632, 7297264, 14594528, 24593183, 29189056, 49186366, 98372732, 196745464, 319711379, 393490928, 639422758, 786981856, 1278845516, 1573963712, 2557691032, 5115382064, 10230764128, 20461528256]

約数ペア:

[(1, 20461528256), (2, 10230764128), (4, 5115382064), (8, 2557691032), (13, 1573963712), (16, 1278845516), (26, 786981856), (32, 639422758), (52, 393490928), (64, 319711379), (104, 196745464), (208, 98372732), (416, 49186366), (701, 29189056), (832, 24593183), (1402, 14594528), (2804, 7297264), (5608, 3648632), (9113, 2245312), (11216, 1824316), (18226, 1122656), (22432, 912158), (35083, 583232), (36452, 561328), (44864, 456079), (70166, 291616), (72904, 280664), (140332, 145808)]