11981934

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 27181440

約数和(自身を除く): 15199506

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 109, 186, 197, 218, 279, 327, 394, 558, 591, 654, 981, 1182, 1773, 1962, 3379, 3546, 6107, 6758, 10137, 12214, 18321, 20274, 21473, 30411, 36642, 42946, 54963, 60822, 64419, 109926, 128838, 193257, 386514, 665663, 1331326, 1996989, 3993978, 5990967, 11981934]

約数ペア:

[(1, 11981934), (2, 5990967), (3, 3993978), (6, 1996989), (9, 1331326), (18, 665663), (31, 386514), (62, 193257), (93, 128838), (109, 109926), (186, 64419), (197, 60822), (218, 54963), (279, 42946), (327, 36642), (394, 30411), (558, 21473), (591, 20274), (654, 18321), (981, 12214), (1182, 10137), (1773, 6758), (1962, 6107), (3379, 3546)]