19823254

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{21977}}^1$

素因数の和:22031

約数の個数: 16

約数和(自身を含む): 33230736

約数和(自身を除く): 13407482

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 21977, 43954, 241747, 483494, 901057, 1802114, 9911627, 19823254]

約数ペア:

[(1, 19823254), (2, 9911627), (11, 1802114), (22, 901057), (41, 483494), (82, 241747), (451, 43954), (902, 21977)]