18079490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 39191040

約数和(自身を除く): 21111550

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 47, 55, 65, 94, 110, 130, 143, 235, 269, 286, 470, 517, 538, 611, 715, 1034, 1222, 1345, 1430, 2585, 2690, 2959, 3055, 3497, 5170, 5918, 6110, 6721, 6994, 12643, 13442, 14795, 17485, 25286, 29590, 33605, 34970, 38467, 63215, 67210, 76934, 126430, 139073, 164359, 192335, 278146, 328718, 384670, 695365, 821795, 1390730, 1643590, 1807949, 3615898, 9039745, 18079490]

約数ペア:

[(1, 18079490), (2, 9039745), (5, 3615898), (10, 1807949), (11, 1643590), (13, 1390730), (22, 821795), (26, 695365), (47, 384670), (55, 328718), (65, 278146), (94, 192335), (110, 164359), (130, 139073), (143, 126430), (235, 76934), (269, 67210), (286, 63215), (470, 38467), (517, 34970), (538, 33605), (611, 29590), (715, 25286), (1034, 17485), (1222, 14795), (1345, 13442), (1430, 12643), (2585, 6994), (2690, 6721), (2959, 6110), (3055, 5918), (3497, 5170)]