1637168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1$

素因数の和:501

約数の個数: 40

約数和(自身を含む): 3624768

約数和(自身を除く): 1987600

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 463, 884, 926, 1768, 1852, 3536, 3704, 6019, 7408, 7871, 12038, 15742, 24076, 31484, 48152, 62968, 96304, 102323, 125936, 204646, 409292, 818584, 1637168]

約数ペア:

[(1, 1637168), (2, 818584), (4, 409292), (8, 204646), (13, 125936), (16, 102323), (17, 96304), (26, 62968), (34, 48152), (52, 31484), (68, 24076), (104, 15742), (136, 12038), (208, 7871), (221, 7408), (272, 6019), (442, 3704), (463, 3536), (884, 1852), (926, 1768)]