2980071568

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{9802867}}^1$

素因数の和:9802894

約数の個数: 20

約数和(自身を含む): 6077778160

約数和(自身を除く): 3097706592

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 9802867, 19605734, 39211468, 78422936, 156845872, 186254473, 372508946, 745017892, 1490035784, 2980071568]

約数ペア:

[(1, 2980071568), (2, 1490035784), (4, 745017892), (8, 372508946), (16, 186254473), (19, 156845872), (38, 78422936), (76, 39211468), (152, 19605734), (304, 9802867)]