20143744088

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{2141}}^1\times {\mathrm{6959}}^1$

素因数の和:9132

約数の個数: 48

約数和(自身を含む): 40923338400

約数和(自身を除く): 20779594312

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 2141, 4282, 6959, 8564, 13918, 17128, 27833, 27836, 55666, 55672, 90467, 111332, 180934, 222664, 361829, 361868, 723658, 723736, 1176071, 1447316, 2352142, 2894632, 4704284, 9408568, 14899219, 29798438, 59596876, 119193752, 193689847, 387379694, 774759388, 1549518776, 2517968011, 5035936022, 10071872044, 20143744088]

約数ペア:

[(1, 20143744088), (2, 10071872044), (4, 5035936022), (8, 2517968011), (13, 1549518776), (26, 774759388), (52, 387379694), (104, 193689847), (169, 119193752), (338, 59596876), (676, 29798438), (1352, 14899219), (2141, 9408568), (4282, 4704284), (6959, 2894632), (8564, 2352142), (13918, 1447316), (17128, 1176071), (27833, 723736), (27836, 723658), (55666, 361868), (55672, 361829), (90467, 222664), (111332, 180934)]