20895084

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 65065728

約数和(自身を除く): 44170644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 81, 83, 84, 108, 111, 126, 148, 162, 166, 189, 222, 243, 249, 252, 259, 324, 332, 333, 378, 444, 486, 498, 518, 567, 581, 666, 747, 756, 777, 972, 996, 999, 1036, 1134, 1162, 1332, 1494, 1554, 1701, 1743, 1998, 2241, 2268, 2324, 2331, 2988, 2997, 3071, 3108, 3402, 3486, 3996, 4482, 4662, 5229, 5994, 6142, 6723, 6804, 6972, 6993, 8964, 8991, 9213, 9324, 10458, 11988, 12284, 13446, 13986, 15687, 17982, 18426, 20169, 20916, 20979, 21497, 26892, 27639, 27972, 31374, 35964, 36852, 40338, 41958, 42994, 47061, 55278, 62748, 62937, 64491, 80676, 82917, 83916, 85988, 94122, 110556, 125874, 128982, 141183, 165834, 188244, 193473, 248751, 251748, 257964, 282366, 331668, 386946, 497502, 564732, 580419, 746253, 773892, 995004, 1160838, 1492506, 1741257, 2321676, 2985012, 3482514, 5223771, 6965028, 10447542, 20895084]

約数ペア:

[(1, 20895084), (2, 10447542), (3, 6965028), (4, 5223771), (6, 3482514), (7, 2985012), (9, 2321676), (12, 1741257), (14, 1492506), (18, 1160838), (21, 995004), (27, 773892), (28, 746253), (36, 580419), (37, 564732), (42, 497502), (54, 386946), (63, 331668), (74, 282366), (81, 257964), (83, 251748), (84, 248751), (108, 193473), (111, 188244), (126, 165834), (148, 141183), (162, 128982), (166, 125874), (189, 110556), (222, 94122), (243, 85988), (249, 83916), (252, 82917), (259, 80676), (324, 64491), (332, 62937), (333, 62748), (378, 55278), (444, 47061), (486, 42994), (498, 41958), (518, 40338), (567, 36852), (581, 35964), (666, 31374), (747, 27972), (756, 27639), (777, 26892), (972, 21497), (996, 20979), (999, 20916), (1036, 20169), (1134, 18426), (1162, 17982), (1332, 15687), (1494, 13986), (1554, 13446), (1701, 12284), (1743, 11988), (1998, 10458), (2241, 9324), (2268, 9213), (2324, 8991), (2331, 8964), (2988, 6993), (2997, 6972), (3071, 6804), (3108, 6723), (3402, 6142), (3486, 5994), (3996, 5229), (4482, 4662)]