19705679968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{134191}}^1$

素因数の和:134567

約数の個数: 48

約数和(自身を含む): 41898499776

約数和(自身を除く): 22192819808

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 353, 416, 706, 1412, 2824, 4589, 5648, 9178, 11296, 18356, 36712, 73424, 134191, 146848, 268382, 536764, 1073528, 1744483, 2147056, 3488966, 4294112, 6977932, 13955864, 27911728, 47369423, 55823456, 94738846, 189477692, 378955384, 615802499, 757910768, 1231604998, 1515821536, 2463209996, 4926419992, 9852839984, 19705679968]

約数ペア:

[(1, 19705679968), (2, 9852839984), (4, 4926419992), (8, 2463209996), (13, 1515821536), (16, 1231604998), (26, 757910768), (32, 615802499), (52, 378955384), (104, 189477692), (208, 94738846), (353, 55823456), (416, 47369423), (706, 27911728), (1412, 13955864), (2824, 6977932), (4589, 4294112), (5648, 3488966), (9178, 2147056), (11296, 1744483), (18356, 1073528), (36712, 536764), (73424, 268382), (134191, 146848)]