20888584

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{503}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 40824000

約数和(自身を除く): 19935416

約数列:

[1, 2, 4, 8, 29, 58, 116, 179, 232, 358, 503, 716, 1006, 1432, 2012, 4024, 5191, 10382, 14587, 20764, 29174, 41528, 58348, 90037, 116696, 180074, 360148, 720296, 2611073, 5222146, 10444292, 20888584]

約数ペア:

[(1, 20888584), (2, 10444292), (4, 5222146), (8, 2611073), (29, 720296), (58, 360148), (116, 180074), (179, 116696), (232, 90037), (358, 58348), (503, 41528), (716, 29174), (1006, 20764), (1432, 14587), (2012, 10382), (4024, 5191)]