20163546473

素因数分解:

$7^1\times {\mathrm{17}}^3\times {\mathrm{31}}^1\times {\mathrm{18913}}^1$

素因数の和:19002

約数の個数: 32

約数和(自身を含む): 25275156480

約数和(自身を除く): 5111610007

約数列:

[1, 7, 17, 31, 119, 217, 289, 527, 2023, 3689, 4913, 8959, 18913, 34391, 62713, 132391, 152303, 321521, 586303, 1066121, 2250647, 4104121, 5465857, 9967151, 38260999, 69770057, 92919569, 169441567, 650436983, 1186090969, 2880506639, 20163546473]

約数ペア:

[(1, 20163546473), (7, 2880506639), (17, 1186090969), (31, 650436983), (119, 169441567), (217, 92919569), (289, 69770057), (527, 38260999), (2023, 9967151), (3689, 5465857), (4913, 4104121), (8959, 2250647), (18913, 1066121), (34391, 586303), (62713, 321521), (132391, 152303)]