20834280064

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{658979}}^1$

素因数の和:659025

約数の個数: 64

約数和(自身を含む): 47051172000

約数和(自身を除く): 26216891936

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1664, 1976, 2432, 3952, 7904, 15808, 31616, 658979, 1317958, 2635916, 5271832, 8566727, 10543664, 12520601, 17133454, 21087328, 25041202, 34266908, 42174656, 50082404, 68533816, 84349312, 100164808, 137067632, 162767813, 200329616, 274135264, 325535626, 400659232, 548270528, 651071252, 801318464, 1096541056, 1302142504, 1602636928, 2604285008, 5208570016, 10417140032, 20834280064]

約数ペア:

[(1, 20834280064), (2, 10417140032), (4, 5208570016), (8, 2604285008), (13, 1602636928), (16, 1302142504), (19, 1096541056), (26, 801318464), (32, 651071252), (38, 548270528), (52, 400659232), (64, 325535626), (76, 274135264), (104, 200329616), (128, 162767813), (152, 137067632), (208, 100164808), (247, 84349312), (304, 68533816), (416, 50082404), (494, 42174656), (608, 34266908), (832, 25041202), (988, 21087328), (1216, 17133454), (1664, 12520601), (1976, 10543664), (2432, 8566727), (3952, 5271832), (7904, 2635916), (15808, 1317958), (31616, 658979)]