16912220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2243}}^1$

素因数の和:2294

約数の個数: 48

約数和(自身を含む): 39584160

約数和(自身を除く): 22671940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 2243, 3770, 4486, 7540, 8972, 11215, 22430, 29159, 44860, 58318, 65047, 116636, 130094, 145795, 260188, 291590, 325235, 583180, 650470, 845611, 1300940, 1691222, 3382444, 4228055, 8456110, 16912220]

約数ペア:

[(1, 16912220), (2, 8456110), (4, 4228055), (5, 3382444), (10, 1691222), (13, 1300940), (20, 845611), (26, 650470), (29, 583180), (52, 325235), (58, 291590), (65, 260188), (116, 145795), (130, 130094), (145, 116636), (260, 65047), (290, 58318), (377, 44860), (580, 29159), (754, 22430), (1508, 11215), (1885, 8972), (2243, 7540), (3770, 4486)]