20974744993

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1\times {\mathrm{2887}}^1$

素因数の和:3277

約数の個数: 32

約数和(自身を含む): 23754608640

約数和(自身を除く): 2779863647

約数列:

[1, 17, 19, 83, 271, 323, 1411, 1577, 2887, 4607, 5149, 22493, 26809, 49079, 54853, 87533, 239621, 382381, 427367, 782377, 932501, 4073557, 4552799, 7265239, 13300409, 14865163, 64937291, 77397583, 252707771, 1103933947, 1233808529, 20974744993]

約数ペア:

[(1, 20974744993), (17, 1233808529), (19, 1103933947), (83, 252707771), (271, 77397583), (323, 64937291), (1411, 14865163), (1577, 13300409), (2887, 7265239), (4607, 4552799), (5149, 4073557), (22493, 932501), (26809, 782377), (49079, 427367), (54853, 382381), (87533, 239621)]