19646536

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26987}}^1$

素因数の和:27013

約数の個数: 32

約数和(自身を含む): 45339840

約数和(自身を除く): 25693304

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 26987, 53974, 107948, 188909, 215896, 350831, 377818, 701662, 755636, 1403324, 1511272, 2455817, 2806648, 4911634, 9823268, 19646536]

約数ペア:

[(1, 19646536), (2, 9823268), (4, 4911634), (7, 2806648), (8, 2455817), (13, 1511272), (14, 1403324), (26, 755636), (28, 701662), (52, 377818), (56, 350831), (91, 215896), (104, 188909), (182, 107948), (364, 53974), (728, 26987)]