20832912

素因数分解:

$2^4\times 3^2\times {\mathrm{199}}^1\times {\mathrm{727}}^1$

素因数の和:940

約数の個数: 60

約数和(自身を含む): 58676800

約数和(自身を除く): 37843888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 199, 398, 597, 727, 796, 1194, 1454, 1592, 1791, 2181, 2388, 2908, 3184, 3582, 4362, 4776, 5816, 6543, 7164, 8724, 9552, 11632, 13086, 14328, 17448, 26172, 28656, 34896, 52344, 104688, 144673, 289346, 434019, 578692, 868038, 1157384, 1302057, 1736076, 2314768, 2604114, 3472152, 5208228, 6944304, 10416456, 20832912]

約数ペア:

[(1, 20832912), (2, 10416456), (3, 6944304), (4, 5208228), (6, 3472152), (8, 2604114), (9, 2314768), (12, 1736076), (16, 1302057), (18, 1157384), (24, 868038), (36, 578692), (48, 434019), (72, 289346), (144, 144673), (199, 104688), (398, 52344), (597, 34896), (727, 28656), (796, 26172), (1194, 17448), (1454, 14328), (1592, 13086), (1791, 11632), (2181, 9552), (2388, 8724), (2908, 7164), (3184, 6543), (3582, 5816), (4362, 4776)]