20163495220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4241}}^1\times {\mathrm{21611}}^1$

素因数の和:25872

約数の個数: 48

約数和(自身を含む): 46205764416

約数和(自身を除く): 26042269196

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 4241, 8482, 16964, 21205, 21611, 42410, 43222, 46651, 84820, 86444, 93302, 108055, 186604, 216110, 233255, 237721, 432220, 466510, 475442, 933020, 950884, 1188605, 2377210, 4754420, 91652251, 183304502, 366609004, 458261255, 916522510, 1008174761, 1833045020, 2016349522, 4032699044, 5040873805, 10081747610, 20163495220]

約数ペア:

[(1, 20163495220), (2, 10081747610), (4, 5040873805), (5, 4032699044), (10, 2016349522), (11, 1833045020), (20, 1008174761), (22, 916522510), (44, 458261255), (55, 366609004), (110, 183304502), (220, 91652251), (4241, 4754420), (8482, 2377210), (16964, 1188605), (21205, 950884), (21611, 933020), (42410, 475442), (43222, 466510), (46651, 432220), (84820, 237721), (86444, 233255), (93302, 216110), (108055, 186604)]