19580222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 33073920

約数和(自身を除く): 13493698

約数列:

[1, 2, 19, 23, 38, 43, 46, 86, 437, 521, 817, 874, 989, 1042, 1634, 1978, 9899, 11983, 18791, 19798, 22403, 23966, 37582, 44806, 227677, 425657, 455354, 515269, 851314, 1030538, 9790111, 19580222]

約数ペア:

[(1, 19580222), (2, 9790111), (19, 1030538), (23, 851314), (38, 515269), (43, 455354), (46, 425657), (86, 227677), (437, 44806), (521, 37582), (817, 23966), (874, 22403), (989, 19798), (1042, 18791), (1634, 11983), (1978, 9899)]