19817502428

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{455491}}^1$

素因数の和:455717

約数の個数: 24

約数和(自身を含む): 35391728400

約数和(自身を除く): 15574225972

約数列:

[1, 2, 4, 73, 146, 149, 292, 298, 596, 10877, 21754, 43508, 455491, 910982, 1821964, 33250843, 66501686, 67868159, 133003372, 135736318, 271472636, 4954375607, 9908751214, 19817502428]

約数ペア:

[(1, 19817502428), (2, 9908751214), (4, 4954375607), (73, 271472636), (146, 135736318), (149, 133003372), (292, 67868159), (298, 66501686), (596, 33250843), (10877, 1821964), (21754, 910982), (43508, 455491)]