18484977

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 29491200

約数和(自身を除く): 11006223

約数列:

[1, 3, 7, 21, 29, 87, 127, 203, 239, 381, 609, 717, 889, 1673, 2667, 3683, 5019, 6931, 11049, 20793, 25781, 30353, 48517, 77343, 91059, 145551, 212471, 637413, 880237, 2640711, 6161659, 18484977]

約数ペア:

[(1, 18484977), (3, 6161659), (7, 2640711), (21, 880237), (29, 637413), (87, 212471), (127, 145551), (203, 91059), (239, 77343), (381, 48517), (609, 30353), (717, 25781), (889, 20793), (1673, 11049), (2667, 6931), (3683, 5019)]