38197328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{449}}^1$

素因数の和:879

約数の個数: 40

約数和(自身を含む): 80073000

約数和(自身を除く): 41875672

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 409, 449, 818, 898, 1636, 1796, 3272, 3592, 5317, 5837, 6544, 7184, 10634, 11674, 21268, 23348, 42536, 46696, 85072, 93392, 183641, 367282, 734564, 1469128, 2387333, 2938256, 4774666, 9549332, 19098664, 38197328]

約数ペア:

[(1, 38197328), (2, 19098664), (4, 9549332), (8, 4774666), (13, 2938256), (16, 2387333), (26, 1469128), (52, 734564), (104, 367282), (208, 183641), (409, 93392), (449, 85072), (818, 46696), (898, 42536), (1636, 23348), (1796, 21268), (3272, 11674), (3592, 10634), (5317, 7184), (5837, 6544)]