20798907858

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{268283}}^1$

素因数の和:268423

約数の個数: 48

約数和(自身を含む): 46456057440

約数和(自身を除く): 25657149582

約数列:

[1, 2, 3, 6, 9, 18, 59, 73, 118, 146, 177, 219, 354, 438, 531, 657, 1062, 1314, 4307, 8614, 12921, 25842, 38763, 77526, 268283, 536566, 804849, 1609698, 2414547, 4829094, 15828697, 19584659, 31657394, 39169318, 47486091, 58753977, 94972182, 117507954, 142458273, 176261931, 284916546, 352523862, 1155494881, 2310989762, 3466484643, 6932969286, 10399453929, 20798907858]

約数ペア:

[(1, 20798907858), (2, 10399453929), (3, 6932969286), (6, 3466484643), (9, 2310989762), (18, 1155494881), (59, 352523862), (73, 284916546), (118, 176261931), (146, 142458273), (177, 117507954), (219, 94972182), (354, 58753977), (438, 47486091), (531, 39169318), (657, 31657394), (1062, 19584659), (1314, 15828697), (4307, 4829094), (8614, 2414547), (12921, 1609698), (25842, 804849), (38763, 536566), (77526, 268283)]