20264288

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2503}}^1$

素因数の和:2547

約数の個数: 48

約数和(自身を含む): 45432576

約数和(自身を除く): 25168288

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 88, 92, 176, 184, 253, 352, 368, 506, 736, 1012, 2024, 2503, 4048, 5006, 8096, 10012, 20024, 27533, 40048, 55066, 57569, 80096, 110132, 115138, 220264, 230276, 440528, 460552, 633259, 881056, 921104, 1266518, 1842208, 2533036, 5066072, 10132144, 20264288]

約数ペア:

[(1, 20264288), (2, 10132144), (4, 5066072), (8, 2533036), (11, 1842208), (16, 1266518), (22, 921104), (23, 881056), (32, 633259), (44, 460552), (46, 440528), (88, 230276), (92, 220264), (176, 115138), (184, 110132), (253, 80096), (352, 57569), (368, 55066), (506, 40048), (736, 27533), (1012, 20024), (2024, 10012), (2503, 8096), (4048, 5006)]