19259970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 48881664

約数和(自身を除く): 29621694

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 103, 115, 138, 206, 230, 271, 309, 345, 515, 542, 618, 690, 813, 1030, 1355, 1545, 1626, 2369, 2710, 3090, 4065, 4738, 6233, 7107, 8130, 11845, 12466, 14214, 18699, 23690, 27913, 31165, 35535, 37398, 55826, 62330, 71070, 83739, 93495, 139565, 167478, 186990, 279130, 418695, 641999, 837390, 1283998, 1925997, 3209995, 3851994, 6419990, 9629985, 19259970]

約数ペア:

[(1, 19259970), (2, 9629985), (3, 6419990), (5, 3851994), (6, 3209995), (10, 1925997), (15, 1283998), (23, 837390), (30, 641999), (46, 418695), (69, 279130), (103, 186990), (115, 167478), (138, 139565), (206, 93495), (230, 83739), (271, 71070), (309, 62330), (345, 55826), (515, 37398), (542, 35535), (618, 31165), (690, 27913), (813, 23690), (1030, 18699), (1355, 14214), (1545, 12466), (1626, 11845), (2369, 8130), (2710, 7107), (3090, 6233), (4065, 4738)]