20896632

素因数分解:

$2^3\times 3^2\times {\mathrm{503}}^1\times {\mathrm{577}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 56805840

約数和(自身を除く): 35909208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 503, 577, 1006, 1154, 1509, 1731, 2012, 2308, 3018, 3462, 4024, 4527, 4616, 5193, 6036, 6924, 9054, 10386, 12072, 13848, 18108, 20772, 36216, 41544, 290231, 580462, 870693, 1160924, 1741386, 2321848, 2612079, 3482772, 5224158, 6965544, 10448316, 20896632]

約数ペア:

[(1, 20896632), (2, 10448316), (3, 6965544), (4, 5224158), (6, 3482772), (8, 2612079), (9, 2321848), (12, 1741386), (18, 1160924), (24, 870693), (36, 580462), (72, 290231), (503, 41544), (577, 36216), (1006, 20772), (1154, 18108), (1509, 13848), (1731, 12072), (2012, 10386), (2308, 9054), (3018, 6924), (3462, 6036), (4024, 5193), (4527, 4616)]