1618185890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{51551}}^1$

素因数の和:51674

約数の個数: 32

約数和(自身を含む): 3021359616

約数和(自身を除く): 1403173726

約数列:

[1, 2, 5, 10, 43, 73, 86, 146, 215, 365, 430, 730, 3139, 6278, 15695, 31390, 51551, 103102, 257755, 515510, 2216693, 3763223, 4433386, 7526446, 11083465, 18816115, 22166930, 37632230, 161818589, 323637178, 809092945, 1618185890]

約数ペア:

[(1, 1618185890), (2, 809092945), (5, 323637178), (10, 161818589), (43, 37632230), (73, 22166930), (86, 18816115), (146, 11083465), (215, 7526446), (365, 4433386), (430, 3763223), (730, 2216693), (3139, 515510), (6278, 257755), (15695, 103102), (31390, 51551)]