20401824

素因数分解:

$2^5\times 3^1\times {\mathrm{223}}^1\times {\mathrm{953}}^1$

素因数の和:1189

約数の個数: 48

約数和(自身を含む): 53851392

約数和(自身を除く): 33449568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 223, 446, 669, 892, 953, 1338, 1784, 1906, 2676, 2859, 3568, 3812, 5352, 5718, 7136, 7624, 10704, 11436, 15248, 21408, 22872, 30496, 45744, 91488, 212519, 425038, 637557, 850076, 1275114, 1700152, 2550228, 3400304, 5100456, 6800608, 10200912, 20401824]

約数ペア:

[(1, 20401824), (2, 10200912), (3, 6800608), (4, 5100456), (6, 3400304), (8, 2550228), (12, 1700152), (16, 1275114), (24, 850076), (32, 637557), (48, 425038), (96, 212519), (223, 91488), (446, 45744), (669, 30496), (892, 22872), (953, 21408), (1338, 15248), (1784, 11436), (1906, 10704), (2676, 7624), (2859, 7136), (3568, 5718), (3812, 5352)]