18049850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3967}}^1$

素因数の和:3999

約数の個数: 48

約数和(自身を含む): 41330688

約数和(自身を除く): 23280838

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 3967, 4550, 7934, 19835, 27769, 39670, 51571, 55538, 99175, 103142, 138845, 198350, 257855, 277690, 360997, 515710, 694225, 721994, 1289275, 1388450, 1804985, 2578550, 3609970, 9024925, 18049850]

約数ペア:

[(1, 18049850), (2, 9024925), (5, 3609970), (7, 2578550), (10, 1804985), (13, 1388450), (14, 1289275), (25, 721994), (26, 694225), (35, 515710), (50, 360997), (65, 277690), (70, 257855), (91, 198350), (130, 138845), (175, 103142), (182, 99175), (325, 55538), (350, 51571), (455, 39670), (650, 27769), (910, 19835), (2275, 7934), (3967, 4550)]