20069104

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1129}}^1$

素因数の和:1249

約数の個数: 40

約数和(自身を含む): 42876720

約数和(自身を除く): 22807616

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 101, 176, 202, 404, 808, 1111, 1129, 1616, 2222, 2258, 4444, 4516, 8888, 9032, 12419, 17776, 18064, 24838, 49676, 99352, 114029, 198704, 228058, 456116, 912232, 1254319, 1824464, 2508638, 5017276, 10034552, 20069104]

約数ペア:

[(1, 20069104), (2, 10034552), (4, 5017276), (8, 2508638), (11, 1824464), (16, 1254319), (22, 912232), (44, 456116), (88, 228058), (101, 198704), (176, 114029), (202, 99352), (404, 49676), (808, 24838), (1111, 18064), (1129, 17776), (1616, 12419), (2222, 9032), (2258, 8888), (4444, 4516)]