28870804

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{10267}}^1$

素因数の和:10327

約数の個数: 24

約数和(自身を含む): 54625760

約数和(自身を除く): 25754956

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 10267, 20534, 41068, 195073, 379879, 390146, 759758, 780292, 1519516, 7217701, 14435402, 28870804]

約数ペア:

[(1, 28870804), (2, 14435402), (4, 7217701), (19, 1519516), (37, 780292), (38, 759758), (74, 390146), (76, 379879), (148, 195073), (703, 41068), (1406, 20534), (2812, 10267)]