18543712

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 40219200

約数和(自身を除く): 21675488

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 139, 176, 278, 352, 379, 556, 758, 1112, 1516, 1529, 2224, 3032, 3058, 4169, 4448, 6064, 6116, 8338, 12128, 12232, 16676, 24464, 33352, 48928, 52681, 66704, 105362, 133408, 210724, 421448, 579491, 842896, 1158982, 1685792, 2317964, 4635928, 9271856, 18543712]

約数ペア:

[(1, 18543712), (2, 9271856), (4, 4635928), (8, 2317964), (11, 1685792), (16, 1158982), (22, 842896), (32, 579491), (44, 421448), (88, 210724), (139, 133408), (176, 105362), (278, 66704), (352, 52681), (379, 48928), (556, 33352), (758, 24464), (1112, 16676), (1516, 12232), (1529, 12128), (2224, 8338), (3032, 6116), (3058, 6064), (4169, 4448)]