19344910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2221}}^1$

素因数の和:2308

約数の個数: 32

約数和(自身を含む): 38076192

約数和(自身を除く): 18731282

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 2221, 4355, 4442, 8710, 11105, 22210, 28873, 57746, 144365, 148807, 288730, 297614, 744035, 1488070, 1934491, 3868982, 9672455, 19344910]

約数ペア:

[(1, 19344910), (2, 9672455), (5, 3868982), (10, 1934491), (13, 1488070), (26, 744035), (65, 297614), (67, 288730), (130, 148807), (134, 144365), (335, 57746), (670, 28873), (871, 22210), (1742, 11105), (2221, 8710), (4355, 4442)]