19887492

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 48323072

約数和(自身を除く): 28435580

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 193, 277, 372, 386, 554, 579, 772, 831, 1108, 1158, 1662, 2316, 3324, 5983, 8587, 11966, 17174, 17949, 23932, 25761, 34348, 35898, 51522, 53461, 71796, 103044, 106922, 160383, 213844, 320766, 641532, 1657291, 3314582, 4971873, 6629164, 9943746, 19887492]

約数ペア:

[(1, 19887492), (2, 9943746), (3, 6629164), (4, 4971873), (6, 3314582), (12, 1657291), (31, 641532), (62, 320766), (93, 213844), (124, 160383), (186, 106922), (193, 103044), (277, 71796), (372, 53461), (386, 51522), (554, 35898), (579, 34348), (772, 25761), (831, 23932), (1108, 17949), (1158, 17174), (1662, 11966), (2316, 8587), (3324, 5983)]