19443928

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3371}}^1$

素因数の和:3487

約数の個数: 32

約数和(自身を含む): 42082560

約数和(自身を除く): 22638632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 3371, 5768, 6742, 13484, 23597, 26968, 47194, 94388, 188776, 347213, 694426, 1388852, 2430491, 2777704, 4860982, 9721964, 19443928]

約数ペア:

[(1, 19443928), (2, 9721964), (4, 4860982), (7, 2777704), (8, 2430491), (14, 1388852), (28, 694426), (56, 347213), (103, 188776), (206, 94388), (412, 47194), (721, 26968), (824, 23597), (1442, 13484), (2884, 6742), (3371, 5768)]