19247380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{50651}}^1$

素因数の和:50679

約数の個数: 24

約数和(自身を含む): 42547680

約数和(自身を除く): 23300300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 50651, 101302, 202604, 253255, 506510, 962369, 1013020, 1924738, 3849476, 4811845, 9623690, 19247380]

約数ペア:

[(1, 19247380), (2, 9623690), (4, 4811845), (5, 3849476), (10, 1924738), (19, 1013020), (20, 962369), (38, 506510), (76, 253255), (95, 202604), (190, 101302), (380, 50651)]