20153729579

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1\times {\mathrm{563}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 21622947840

約数和(自身を除く): 1469218261

約数列:

[1, 31, 47, 79, 311, 563, 1457, 2449, 3713, 9641, 14617, 17453, 24569, 26461, 44477, 115103, 175093, 453127, 761639, 820291, 1154743, 1378787, 2090419, 5427883, 8229371, 13832347, 35797033, 64802989, 255110501, 428802757, 650120309, 20153729579]

約数ペア:

[(1, 20153729579), (31, 650120309), (47, 428802757), (79, 255110501), (311, 64802989), (563, 35797033), (1457, 13832347), (2449, 8229371), (3713, 5427883), (9641, 2090419), (14617, 1378787), (17453, 1154743), (24569, 820291), (26461, 761639), (44477, 453127), (115103, 175093)]