19513584

素因数分解:

$2^4\times 3^2\times {\mathrm{135511}}^1$

素因数の和:135525

約数の個数: 30

約数和(自身を含む): 54611336

約数和(自身を除く): 35097752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 135511, 271022, 406533, 542044, 813066, 1084088, 1219599, 1626132, 2168176, 2439198, 3252264, 4878396, 6504528, 9756792, 19513584]

約数ペア:

[(1, 19513584), (2, 9756792), (3, 6504528), (4, 4878396), (6, 3252264), (8, 2439198), (9, 2168176), (12, 1626132), (16, 1219599), (18, 1084088), (24, 813066), (36, 542044), (48, 406533), (72, 271022), (144, 135511)]