19821710

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1487}}^1$

素因数の和:1568

約数の個数: 32

約数和(自身を含む): 37711872

約数和(自身を除く): 17890162

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 1333, 1487, 2666, 2974, 6665, 7435, 13330, 14870, 46097, 63941, 92194, 127882, 230485, 319705, 460970, 639410, 1982171, 3964342, 9910855, 19821710]

約数ペア:

[(1, 19821710), (2, 9910855), (5, 3964342), (10, 1982171), (31, 639410), (43, 460970), (62, 319705), (86, 230485), (155, 127882), (215, 92194), (310, 63941), (430, 46097), (1333, 14870), (1487, 13330), (2666, 7435), (2974, 6665)]