1291228448

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{2123731}}^1$

素因数の和:2123760

約数の個数: 24

約数和(自身を含む): 2675902320

約数和(自身を除く): 1384673872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 2123731, 4247462, 8494924, 16989848, 33979696, 40350889, 67959392, 80701778, 161403556, 322807112, 645614224, 1291228448]

約数ペア:

[(1, 1291228448), (2, 645614224), (4, 322807112), (8, 161403556), (16, 80701778), (19, 67959392), (32, 40350889), (38, 33979696), (76, 16989848), (152, 8494924), (304, 4247462), (608, 2123731)]