20163847495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{601}}^1\times {\mathrm{1987}}^1$

素因数の和:2911

約数の個数: 32

約数和(自身を含む): 26539704576

約数和(自身を除く): 6375857081

約数列:

[1, 5, 11, 55, 307, 601, 1535, 1987, 3005, 3377, 6611, 9935, 16885, 21857, 33055, 109285, 184507, 610009, 922535, 1194187, 2029577, 3050045, 5970935, 6710099, 10147885, 13136057, 33550495, 65680285, 366615409, 1833077045, 4032769499, 20163847495]

約数ペア:

[(1, 20163847495), (5, 4032769499), (11, 1833077045), (55, 366615409), (307, 65680285), (601, 33550495), (1535, 13136057), (1987, 10147885), (3005, 6710099), (3377, 5970935), (6611, 3050045), (9935, 2029577), (16885, 1194187), (21857, 922535), (33055, 610009), (109285, 184507)]