20171617826

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{85597}}^1$

素因数の和:85778

約数の個数: 32

約数和(自身を含む): 32540935680

約数和(自身を除く): 12369317854

約数列:

[1, 2, 23, 46, 47, 94, 109, 218, 1081, 2162, 2507, 5014, 5123, 10246, 85597, 117829, 171194, 235658, 1968731, 3937462, 4023059, 8046118, 9330073, 18660146, 92530357, 185060714, 214591679, 429183358, 438513431, 877026862, 10085808913, 20171617826]

約数ペア:

[(1, 20171617826), (2, 10085808913), (23, 877026862), (46, 438513431), (47, 429183358), (94, 214591679), (109, 185060714), (218, 92530357), (1081, 18660146), (2162, 9330073), (2507, 8046118), (5014, 4023059), (5123, 3937462), (10246, 1968731), (85597, 235658), (117829, 171194)]