18774902

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 31518720

約数和(自身を除く): 12743818

約数列:

[1, 2, 17, 31, 34, 47, 62, 94, 379, 527, 758, 799, 1054, 1457, 1598, 2914, 6443, 11749, 12886, 17813, 23498, 24769, 35626, 49538, 199733, 302821, 399466, 552203, 605642, 1104406, 9387451, 18774902]

約数ペア:

[(1, 18774902), (2, 9387451), (17, 1104406), (31, 605642), (34, 552203), (47, 399466), (62, 302821), (94, 199733), (379, 49538), (527, 35626), (758, 24769), (799, 23498), (1054, 17813), (1457, 12886), (1598, 11749), (2914, 6443)]