19848129

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 12811071

約数列:

[1, 3, 7, 17, 21, 51, 53, 119, 159, 357, 371, 901, 1049, 1113, 2703, 3147, 6307, 7343, 17833, 18921, 22029, 53499, 55597, 124831, 166791, 374493, 389179, 945149, 1167537, 2835447, 6616043, 19848129]

約数ペア:

[(1, 19848129), (3, 6616043), (7, 2835447), (17, 1167537), (21, 945149), (51, 389179), (53, 374493), (119, 166791), (159, 124831), (357, 55597), (371, 53499), (901, 22029), (1049, 18921), (1113, 17833), (2703, 7343), (3147, 6307)]