20662608

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5449}}^1$

素因数の和:5539

約数の個数: 40

約数和(自身を含む): 54064000

約数和(自身を除く): 33401392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 5449, 10898, 16347, 21796, 32694, 43592, 65388, 87184, 130776, 261552, 430471, 860942, 1291413, 1721884, 2582826, 3443768, 5165652, 6887536, 10331304, 20662608]

約数ペア:

[(1, 20662608), (2, 10331304), (3, 6887536), (4, 5165652), (6, 3443768), (8, 2582826), (12, 1721884), (16, 1291413), (24, 860942), (48, 430471), (79, 261552), (158, 130776), (237, 87184), (316, 65388), (474, 43592), (632, 32694), (948, 21796), (1264, 16347), (1896, 10898), (3792, 5449)]