19098664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{449}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 38745000

約数和(自身を除く): 19646336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 409, 449, 818, 898, 1636, 1796, 3272, 3592, 5317, 5837, 10634, 11674, 21268, 23348, 42536, 46696, 183641, 367282, 734564, 1469128, 2387333, 4774666, 9549332, 19098664]

約数ペア:

[(1, 19098664), (2, 9549332), (4, 4774666), (8, 2387333), (13, 1469128), (26, 734564), (52, 367282), (104, 183641), (409, 46696), (449, 42536), (818, 23348), (898, 21268), (1636, 11674), (1796, 10634), (3272, 5837), (3592, 5317)]