19437366

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 43612560

約数和(自身を除く): 24175194

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 169, 174, 338, 377, 507, 661, 754, 1014, 1131, 1322, 1983, 2262, 3966, 4901, 8593, 9802, 14703, 17186, 19169, 25779, 29406, 38338, 51558, 57507, 111709, 115014, 223418, 249197, 335127, 498394, 670254, 747591, 1495182, 3239561, 6479122, 9718683, 19437366]

約数ペア:

[(1, 19437366), (2, 9718683), (3, 6479122), (6, 3239561), (13, 1495182), (26, 747591), (29, 670254), (39, 498394), (58, 335127), (78, 249197), (87, 223418), (169, 115014), (174, 111709), (338, 57507), (377, 51558), (507, 38338), (661, 29406), (754, 25779), (1014, 19169), (1131, 17186), (1322, 14703), (1983, 9802), (2262, 8593), (3966, 4901)]