19416228

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1753}}^1$

素因数の和:1844

約数の個数: 48

約数和(自身を含む): 49504896

約数和(自身を除く): 30088668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1753, 1846, 2769, 3506, 3692, 5259, 5538, 7012, 10518, 11076, 21036, 22789, 45578, 68367, 91156, 124463, 136734, 248926, 273468, 373389, 497852, 746778, 1493556, 1618019, 3236038, 4854057, 6472076, 9708114, 19416228]

約数ペア:

[(1, 19416228), (2, 9708114), (3, 6472076), (4, 4854057), (6, 3236038), (12, 1618019), (13, 1493556), (26, 746778), (39, 497852), (52, 373389), (71, 273468), (78, 248926), (142, 136734), (156, 124463), (213, 91156), (284, 68367), (426, 45578), (852, 22789), (923, 21036), (1753, 11076), (1846, 10518), (2769, 7012), (3506, 5538), (3692, 5259)]