18741528

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20023}}^1$

素因数の和:20048

約数の個数: 48

約数和(自身を含む): 54665520

約数和(自身を除く): 35923992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20023, 40046, 60069, 80092, 120138, 160184, 180207, 240276, 260299, 360414, 480552, 520598, 720828, 780897, 1041196, 1441656, 1561794, 2082392, 2342691, 3123588, 4685382, 6247176, 9370764, 18741528]

約数ペア:

[(1, 18741528), (2, 9370764), (3, 6247176), (4, 4685382), (6, 3123588), (8, 2342691), (9, 2082392), (12, 1561794), (13, 1441656), (18, 1041196), (24, 780897), (26, 720828), (36, 520598), (39, 480552), (52, 360414), (72, 260299), (78, 240276), (104, 180207), (117, 160184), (156, 120138), (234, 80092), (312, 60069), (468, 40046), (936, 20023)]