1638104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{829}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 3486000

約数和(自身を除く): 1847896

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 829, 988, 1658, 1976, 3316, 6632, 10777, 15751, 21554, 31502, 43108, 63004, 86216, 126008, 204763, 409526, 819052, 1638104]

約数ペア:

[(1, 1638104), (2, 819052), (4, 409526), (8, 204763), (13, 126008), (19, 86216), (26, 63004), (38, 43108), (52, 31502), (76, 21554), (104, 15751), (152, 10777), (247, 6632), (494, 3316), (829, 1976), (988, 1658)]