18615970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2791}}^1$

素因数の和:2850

約数の個数: 32

約数和(自身を含む): 36184320

約数和(自身を除く): 17568350

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 2791, 3335, 5582, 6670, 13955, 27910, 64193, 80939, 128386, 161878, 320965, 404695, 641930, 809390, 1861597, 3723194, 9307985, 18615970]

約数ペア:

[(1, 18615970), (2, 9307985), (5, 3723194), (10, 1861597), (23, 809390), (29, 641930), (46, 404695), (58, 320965), (115, 161878), (145, 128386), (230, 80939), (290, 64193), (667, 27910), (1334, 13955), (2791, 6670), (3335, 5582)]