17519840

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8423}}^1$

素因数の和:8451

約数の個数: 48

約数和(自身を含む): 44579808

約数和(自身を除く): 27059968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 8423, 16846, 33692, 42115, 67384, 84230, 109499, 134768, 168460, 218998, 269536, 336920, 437996, 547495, 673840, 875992, 1094990, 1347680, 1751984, 2189980, 3503968, 4379960, 8759920, 17519840]

約数ペア:

[(1, 17519840), (2, 8759920), (4, 4379960), (5, 3503968), (8, 2189980), (10, 1751984), (13, 1347680), (16, 1094990), (20, 875992), (26, 673840), (32, 547495), (40, 437996), (52, 336920), (65, 269536), (80, 218998), (104, 168460), (130, 134768), (160, 109499), (208, 84230), (260, 67384), (416, 42115), (520, 33692), (1040, 16846), (2080, 8423)]