1866439690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{26203}}^1$

素因数の和:26646

約数の個数: 32

約数和(自身を含む): 3565840320

約数和(自身を除く): 1699400630

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 419, 838, 2095, 4190, 7123, 14246, 26203, 35615, 52406, 71230, 131015, 262030, 445451, 890902, 2227255, 4454510, 10979057, 21958114, 54895285, 109790570, 186643969, 373287938, 933219845, 1866439690]

約数ペア:

[(1, 1866439690), (2, 933219845), (5, 373287938), (10, 186643969), (17, 109790570), (34, 54895285), (85, 21958114), (170, 10979057), (419, 4454510), (838, 2227255), (2095, 890902), (4190, 445451), (7123, 262030), (14246, 131015), (26203, 71230), (35615, 52406)]