20129265718

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{15331}}^1$

素因数の和:15469

約数の個数: 48

約数和(自身を含む): 33880469616

約数和(自身を除く): 13751203898

約数列:

[1, 2, 17, 23, 34, 46, 73, 146, 391, 529, 782, 1058, 1241, 1679, 2482, 3358, 8993, 15331, 17986, 28543, 30662, 38617, 57086, 77234, 260627, 352613, 521254, 656489, 705226, 1119163, 1312978, 2238326, 5994421, 8110099, 11988842, 16220198, 19025771, 25740749, 38051542, 51481498, 137871683, 275743366, 437592733, 592037227, 875185466, 1184074454, 10064632859, 20129265718]

約数ペア:

[(1, 20129265718), (2, 10064632859), (17, 1184074454), (23, 875185466), (34, 592037227), (46, 437592733), (73, 275743366), (146, 137871683), (391, 51481498), (529, 38051542), (782, 25740749), (1058, 19025771), (1241, 16220198), (1679, 11988842), (2482, 8110099), (3358, 5994421), (8993, 2238326), (15331, 1312978), (17986, 1119163), (28543, 705226), (30662, 656489), (38617, 521254), (57086, 352613), (77234, 260627)]