12738968

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{401}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 27569160

約数和(自身を除く): 14830192

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 209, 361, 401, 418, 722, 802, 836, 1444, 1604, 1672, 2888, 3208, 3971, 4411, 7619, 7942, 8822, 15238, 15884, 17644, 30476, 31768, 35288, 60952, 83809, 144761, 167618, 289522, 335236, 579044, 670472, 1158088, 1592371, 3184742, 6369484, 12738968]

約数ペア:

[(1, 12738968), (2, 6369484), (4, 3184742), (8, 1592371), (11, 1158088), (19, 670472), (22, 579044), (38, 335236), (44, 289522), (76, 167618), (88, 144761), (152, 83809), (209, 60952), (361, 35288), (401, 31768), (418, 30476), (722, 17644), (802, 15884), (836, 15238), (1444, 8822), (1604, 7942), (1672, 7619), (2888, 4411), (3208, 3971)]