18925545

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 31651200

約数和(自身を除く): 12725655

約数列:

[1, 3, 5, 15, 29, 87, 139, 145, 313, 417, 435, 695, 939, 1565, 2085, 4031, 4695, 9077, 12093, 20155, 27231, 43507, 45385, 60465, 130521, 136155, 217535, 652605, 1261703, 3785109, 6308515, 18925545]

約数ペア:

[(1, 18925545), (3, 6308515), (5, 3785109), (15, 1261703), (29, 652605), (87, 217535), (139, 136155), (145, 130521), (313, 60465), (417, 45385), (435, 43507), (695, 27231), (939, 20155), (1565, 12093), (2085, 9077), (4031, 4695)]