19520584

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 37699200

約数和(自身を除く): 18178616

約数列:

[1, 2, 4, 8, 67, 79, 134, 158, 268, 316, 461, 536, 632, 922, 1844, 3688, 5293, 10586, 21172, 30887, 36419, 42344, 61774, 72838, 123548, 145676, 247096, 291352, 2440073, 4880146, 9760292, 19520584]

約数ペア:

[(1, 19520584), (2, 9760292), (4, 4880146), (8, 2440073), (67, 291352), (79, 247096), (134, 145676), (158, 123548), (268, 72838), (316, 61774), (461, 42344), (536, 36419), (632, 30887), (922, 21172), (1844, 10586), (3688, 5293)]