17997070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19777}}^1$

素因数の和:19804

約数の個数: 32

約数和(自身を含む): 39872448

約数和(自身を除く): 21875378

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 19777, 39554, 98885, 138439, 197770, 257101, 276878, 514202, 692195, 1285505, 1384390, 1799707, 2571010, 3599414, 8998535, 17997070]

約数ペア:

[(1, 17997070), (2, 8998535), (5, 3599414), (7, 2571010), (10, 1799707), (13, 1384390), (14, 1285505), (26, 692195), (35, 514202), (65, 276878), (70, 257101), (91, 197770), (130, 138439), (182, 98885), (455, 39554), (910, 19777)]