20163815085

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{178781}}^1$

素因数の和:178965

約数の個数: 32

約数和(自身を含む): 33021750528

約数和(自身を除く): 12857935443

約数列:

[1, 3, 5, 15, 73, 103, 219, 309, 365, 515, 1095, 1545, 7519, 22557, 37595, 112785, 178781, 536343, 893905, 2681715, 13051013, 18414443, 39153039, 55243329, 65255065, 92072215, 195765195, 276216645, 1344254339, 4032763017, 6721271695, 20163815085]

約数ペア:

[(1, 20163815085), (3, 6721271695), (5, 4032763017), (15, 1344254339), (73, 276216645), (103, 195765195), (219, 92072215), (309, 65255065), (365, 55243329), (515, 39153039), (1095, 18414443), (1545, 13051013), (7519, 2681715), (22557, 893905), (37595, 536343), (112785, 178781)]