1618996886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{4091}}^1$

素因数の和:4628

約数の個数: 32

約数和(自身を含む): 2705826816

約数和(自身を除く): 1086829930

約数列:

[1, 2, 13, 26, 31, 62, 403, 491, 806, 982, 4091, 6383, 8182, 12766, 15221, 30442, 53183, 106366, 126821, 197873, 253642, 395746, 1648673, 2008681, 3297346, 4017362, 26112853, 52225706, 62269111, 124538222, 809498443, 1618996886]

約数ペア:

[(1, 1618996886), (2, 809498443), (13, 124538222), (26, 62269111), (31, 52225706), (62, 26112853), (403, 4017362), (491, 3297346), (806, 2008681), (982, 1648673), (4091, 395746), (6383, 253642), (8182, 197873), (12766, 126821), (15221, 106366), (30442, 53183)]