20996834648

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{1789}}^1\times {\mathrm{12983}}^1$

素因数の和:14891

約数の個数: 32

約数和(自身を含む): 39742725600

約数和(自身を除く): 18745890952

約数列:

[1, 2, 4, 8, 113, 226, 452, 904, 1789, 3578, 7156, 12983, 14312, 25966, 51932, 103864, 202157, 404314, 808628, 1467079, 1617256, 2934158, 5868316, 11736632, 23226587, 46453174, 92906348, 185812696, 2624604331, 5249208662, 10498417324, 20996834648]

約数ペア:

[(1, 20996834648), (2, 10498417324), (4, 5249208662), (8, 2624604331), (113, 185812696), (226, 92906348), (452, 46453174), (904, 23226587), (1789, 11736632), (3578, 5868316), (7156, 2934158), (12983, 1617256), (14312, 1467079), (25966, 808628), (51932, 404314), (103864, 202157)]