20508912

素因数分解:

$2^4\times 3^2\times {\mathrm{73}}^1\times {\mathrm{1951}}^1$

素因数の和:2038

約数の個数: 60

約数和(自身を含む): 58212544

約数和(自身を除く): 37703632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 73, 144, 146, 219, 292, 438, 584, 657, 876, 1168, 1314, 1752, 1951, 2628, 3504, 3902, 5256, 5853, 7804, 10512, 11706, 15608, 17559, 23412, 31216, 35118, 46824, 70236, 93648, 140472, 142423, 280944, 284846, 427269, 569692, 854538, 1139384, 1281807, 1709076, 2278768, 2563614, 3418152, 5127228, 6836304, 10254456, 20508912]

約数ペア:

[(1, 20508912), (2, 10254456), (3, 6836304), (4, 5127228), (6, 3418152), (8, 2563614), (9, 2278768), (12, 1709076), (16, 1281807), (18, 1139384), (24, 854538), (36, 569692), (48, 427269), (72, 284846), (73, 280944), (144, 142423), (146, 140472), (219, 93648), (292, 70236), (438, 46824), (584, 35118), (657, 31216), (876, 23412), (1168, 17559), (1314, 15608), (1752, 11706), (1951, 10512), (2628, 7804), (3504, 5853), (3902, 5256)]