18596900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 47663616

約数和(自身を除く): 29066716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 857, 868, 1085, 1550, 1714, 2170, 3100, 3428, 4285, 4340, 5425, 5999, 8570, 10850, 11998, 17140, 21425, 21700, 23996, 26567, 29995, 42850, 53134, 59990, 85700, 106268, 119980, 132835, 149975, 185969, 265670, 299950, 371938, 531340, 599900, 664175, 743876, 929845, 1328350, 1859690, 2656700, 3719380, 4649225, 9298450, 18596900]

約数ペア:

[(1, 18596900), (2, 9298450), (4, 4649225), (5, 3719380), (7, 2656700), (10, 1859690), (14, 1328350), (20, 929845), (25, 743876), (28, 664175), (31, 599900), (35, 531340), (50, 371938), (62, 299950), (70, 265670), (100, 185969), (124, 149975), (140, 132835), (155, 119980), (175, 106268), (217, 85700), (310, 59990), (350, 53134), (434, 42850), (620, 29995), (700, 26567), (775, 23996), (857, 21700), (868, 21425), (1085, 17140), (1550, 11998), (1714, 10850), (2170, 8570), (3100, 5999), (3428, 5425), (4285, 4340)]