1891098011988

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{797}}^1\times {\mathrm{481097}}^1$

素因数の和:482041

約数の個数: 72

約数和(自身を含む): 4821219689832

約数和(自身を除く): 2930121677844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 274, 411, 548, 797, 822, 1233, 1594, 1644, 2391, 2466, 3188, 4782, 4932, 7173, 9564, 14346, 28692, 109189, 218378, 327567, 436756, 481097, 655134, 962194, 982701, 1310268, 1443291, 1924388, 1965402, 2886582, 3930804, 4329873, 5773164, 8659746, 17319492, 65910289, 131820578, 197730867, 263641156, 383434309, 395461734, 593192601, 766868618, 790923468, 1150302927, 1186385202, 1533737236, 2300605854, 2372770404, 3450908781, 4601211708, 6901817562, 13803635124, 52530500333, 105061000666, 157591500999, 210122001332, 315183001998, 472774502997, 630366003996, 945549005994, 1891098011988]

約数ペア:

[(1, 1891098011988), (2, 945549005994), (3, 630366003996), (4, 472774502997), (6, 315183001998), (9, 210122001332), (12, 157591500999), (18, 105061000666), (36, 52530500333), (137, 13803635124), (274, 6901817562), (411, 4601211708), (548, 3450908781), (797, 2372770404), (822, 2300605854), (1233, 1533737236), (1594, 1186385202), (1644, 1150302927), (2391, 790923468), (2466, 766868618), (3188, 593192601), (4782, 395461734), (4932, 383434309), (7173, 263641156), (9564, 197730867), (14346, 131820578), (28692, 65910289), (109189, 17319492), (218378, 8659746), (327567, 5773164), (436756, 4329873), (481097, 3930804), (655134, 2886582), (962194, 1965402), (982701, 1924388), (1310268, 1443291)]