18961782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1889}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 43545600

約数和(自身を除く): 24583818

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 1889, 3346, 3778, 5019, 5667, 10038, 11334, 13223, 26446, 39669, 79338, 451471, 902942, 1354413, 2708826, 3160297, 6320594, 9480891, 18961782]

約数ペア:

[(1, 18961782), (2, 9480891), (3, 6320594), (6, 3160297), (7, 2708826), (14, 1354413), (21, 902942), (42, 451471), (239, 79338), (478, 39669), (717, 26446), (1434, 13223), (1673, 11334), (1889, 10038), (3346, 5667), (3778, 5019)]