18931212

素因数分解:

$2^2\times 3^3\times {\mathrm{59}}^1\times {\mathrm{2971}}^1$

素因数の和:3043

約数の個数: 48

約数和(自身を含む): 49929600

約数和(自身を除く): 30998388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 108, 118, 177, 236, 354, 531, 708, 1062, 1593, 2124, 2971, 3186, 5942, 6372, 8913, 11884, 17826, 26739, 35652, 53478, 80217, 106956, 160434, 175289, 320868, 350578, 525867, 701156, 1051734, 1577601, 2103468, 3155202, 4732803, 6310404, 9465606, 18931212]

約数ペア:

[(1, 18931212), (2, 9465606), (3, 6310404), (4, 4732803), (6, 3155202), (9, 2103468), (12, 1577601), (18, 1051734), (27, 701156), (36, 525867), (54, 350578), (59, 320868), (108, 175289), (118, 160434), (177, 106956), (236, 80217), (354, 53478), (531, 35652), (708, 26739), (1062, 17826), (1593, 11884), (2124, 8913), (2971, 6372), (3186, 5942)]