18771018

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{1303}}^1$

素因数の和:1336

約数の個数: 40

約数和(自身を含む): 43830048

約数和(自身を除く): 25059030

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 1303, 2058, 2401, 2606, 3909, 4802, 7203, 7818, 9121, 14406, 18242, 27363, 54726, 63847, 127694, 191541, 383082, 446929, 893858, 1340787, 2681574, 3128503, 6257006, 9385509, 18771018]

約数ペア:

[(1, 18771018), (2, 9385509), (3, 6257006), (6, 3128503), (7, 2681574), (14, 1340787), (21, 893858), (42, 446929), (49, 383082), (98, 191541), (147, 127694), (294, 63847), (343, 54726), (686, 27363), (1029, 18242), (1303, 14406), (2058, 9121), (2401, 7818), (2606, 7203), (3909, 4802)]