490019234

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1\times {\mathrm{2141}}^1$

素因数の和:2498

約数の個数: 24

約数和(自身を含む): 778561308

約数和(自身を除く): 288542074

約数列:

[1, 2, 19, 38, 317, 361, 634, 722, 2141, 4282, 6023, 12046, 40679, 81358, 114437, 228874, 678697, 772901, 1357394, 1545802, 12895243, 25790486, 245009617, 490019234]

約数ペア:

[(1, 490019234), (2, 245009617), (19, 25790486), (38, 12895243), (317, 1545802), (361, 1357394), (634, 772901), (722, 678697), (2141, 228874), (4282, 114437), (6023, 81358), (12046, 40679)]