2018123855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{3347}}^1$

素因数の和:3959

約数の個数: 32

約数和(自身を含む): 2786607360

約数和(自身を除く): 768483505

約数列:

[1, 5, 11, 19, 55, 95, 209, 577, 1045, 2885, 3347, 6347, 10963, 16735, 31735, 36817, 54815, 63593, 120593, 184085, 317965, 602965, 699523, 1931219, 3497615, 9656095, 21243409, 36693161, 106217045, 183465805, 403624771, 2018123855]

約数ペア:

[(1, 2018123855), (5, 403624771), (11, 183465805), (19, 106217045), (55, 36693161), (95, 21243409), (209, 9656095), (577, 3497615), (1045, 1931219), (2885, 699523), (3347, 602965), (6347, 317965), (10963, 184085), (16735, 120593), (31735, 63593), (36817, 54815)]