18687964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{6703}}^1$

素因数の和:6765

約数の個数: 24

約数和(自身を含む): 35477568

約数和(自身を除く): 16789604

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 6703, 13406, 26812, 113951, 227902, 274823, 455804, 549646, 1099292, 4671991, 9343982, 18687964]

約数ペア:

[(1, 18687964), (2, 9343982), (4, 4671991), (17, 1099292), (34, 549646), (41, 455804), (68, 274823), (82, 227902), (164, 113951), (697, 26812), (1394, 13406), (2788, 6703)]