1986012

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 6128640

約数和(自身を除く): 4142628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 71, 74, 84, 108, 111, 126, 142, 148, 189, 213, 222, 252, 259, 284, 333, 378, 426, 444, 497, 518, 639, 666, 756, 777, 852, 994, 999, 1036, 1278, 1332, 1491, 1554, 1917, 1988, 1998, 2331, 2556, 2627, 2982, 3108, 3834, 3996, 4473, 4662, 5254, 5964, 6993, 7668, 7881, 8946, 9324, 10508, 13419, 13986, 15762, 17892, 18389, 23643, 26838, 27972, 31524, 36778, 47286, 53676, 55167, 70929, 73556, 94572, 110334, 141858, 165501, 220668, 283716, 331002, 496503, 662004, 993006, 1986012]

約数ペア:

[(1, 1986012), (2, 993006), (3, 662004), (4, 496503), (6, 331002), (7, 283716), (9, 220668), (12, 165501), (14, 141858), (18, 110334), (21, 94572), (27, 73556), (28, 70929), (36, 55167), (37, 53676), (42, 47286), (54, 36778), (63, 31524), (71, 27972), (74, 26838), (84, 23643), (108, 18389), (111, 17892), (126, 15762), (142, 13986), (148, 13419), (189, 10508), (213, 9324), (222, 8946), (252, 7881), (259, 7668), (284, 6993), (333, 5964), (378, 5254), (426, 4662), (444, 4473), (497, 3996), (518, 3834), (639, 3108), (666, 2982), (756, 2627), (777, 2556), (852, 2331), (994, 1998), (999, 1988), (1036, 1917), (1278, 1554), (1332, 1491)]