20383904952

素因数分解:

$2^3\times 3^2\times {\mathrm{1949}}^1\times {\mathrm{145259}}^1$

素因数の和:147220

約数の個数: 48

約数和(自身を含む): 55235115000

約数和(自身を除く): 34851210048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1949, 3898, 5847, 7796, 11694, 15592, 17541, 23388, 35082, 46776, 70164, 140328, 145259, 290518, 435777, 581036, 871554, 1162072, 1307331, 1743108, 2614662, 3486216, 5229324, 10458648, 283109791, 566219582, 849329373, 1132439164, 1698658746, 2264878328, 2547988119, 3397317492, 5095976238, 6794634984, 10191952476, 20383904952]

約数ペア:

[(1, 20383904952), (2, 10191952476), (3, 6794634984), (4, 5095976238), (6, 3397317492), (8, 2547988119), (9, 2264878328), (12, 1698658746), (18, 1132439164), (24, 849329373), (36, 566219582), (72, 283109791), (1949, 10458648), (3898, 5229324), (5847, 3486216), (7796, 2614662), (11694, 1743108), (15592, 1307331), (17541, 1162072), (23388, 871554), (35082, 581036), (46776, 435777), (70164, 290518), (140328, 145259)]