19753890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{50651}}^1$

素因数の和:50674

約数の個数: 32

約数和(自身を含む): 51057216

約数和(自身を除く): 31303326

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 50651, 101302, 151953, 253255, 303906, 506510, 658463, 759765, 1316926, 1519530, 1975389, 3292315, 3950778, 6584630, 9876945, 19753890]

約数ペア:

[(1, 19753890), (2, 9876945), (3, 6584630), (5, 3950778), (6, 3292315), (10, 1975389), (13, 1519530), (15, 1316926), (26, 759765), (30, 658463), (39, 506510), (65, 303906), (78, 253255), (130, 151953), (195, 101302), (390, 50651)]