618412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 1164800

約数和(自身を除く): 546388

約数列:

[1, 2, 4, 19, 38, 76, 79, 103, 158, 206, 316, 412, 1501, 1957, 3002, 3914, 6004, 7828, 8137, 16274, 32548, 154603, 309206, 618412]

約数ペア:

[(1, 618412), (2, 309206), (4, 154603), (19, 32548), (38, 16274), (76, 8137), (79, 7828), (103, 6004), (158, 3914), (206, 3002), (316, 1957), (412, 1501)]