18960552

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 37648728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 47, 52, 72, 78, 94, 104, 117, 141, 156, 188, 234, 282, 312, 376, 423, 431, 468, 564, 611, 846, 862, 936, 1128, 1222, 1293, 1692, 1724, 1833, 2444, 2586, 3384, 3448, 3666, 3879, 4888, 5172, 5499, 5603, 7332, 7758, 10344, 10998, 11206, 14664, 15516, 16809, 20257, 21996, 22412, 31032, 33618, 40514, 43992, 44824, 50427, 60771, 67236, 81028, 100854, 121542, 134472, 162056, 182313, 201708, 243084, 263341, 364626, 403416, 486168, 526682, 729252, 790023, 1053364, 1458504, 1580046, 2106728, 2370069, 3160092, 4740138, 6320184, 9480276, 18960552]

約数ペア:

[(1, 18960552), (2, 9480276), (3, 6320184), (4, 4740138), (6, 3160092), (8, 2370069), (9, 2106728), (12, 1580046), (13, 1458504), (18, 1053364), (24, 790023), (26, 729252), (36, 526682), (39, 486168), (47, 403416), (52, 364626), (72, 263341), (78, 243084), (94, 201708), (104, 182313), (117, 162056), (141, 134472), (156, 121542), (188, 100854), (234, 81028), (282, 67236), (312, 60771), (376, 50427), (423, 44824), (431, 43992), (468, 40514), (564, 33618), (611, 31032), (846, 22412), (862, 21996), (936, 20257), (1128, 16809), (1222, 15516), (1293, 14664), (1692, 11206), (1724, 10998), (1833, 10344), (2444, 7758), (2586, 7332), (3384, 5603), (3448, 5499), (3666, 5172), (3879, 4888)]