20111868

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:776

約数の個数: 96

約数和(自身を含む): 61286400

約数和(自身を除く): 41174532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 54, 63, 74, 84, 108, 111, 126, 148, 189, 222, 252, 259, 333, 378, 444, 518, 666, 719, 756, 777, 999, 1036, 1332, 1438, 1554, 1998, 2157, 2331, 2876, 3108, 3996, 4314, 4662, 5033, 6471, 6993, 8628, 9324, 10066, 12942, 13986, 15099, 19413, 20132, 25884, 26603, 27972, 30198, 38826, 45297, 53206, 60396, 77652, 79809, 90594, 106412, 135891, 159618, 181188, 186221, 239427, 271782, 319236, 372442, 478854, 543564, 558663, 718281, 744884, 957708, 1117326, 1436562, 1675989, 2234652, 2873124, 3351978, 5027967, 6703956, 10055934, 20111868]

約数ペア:

[(1, 20111868), (2, 10055934), (3, 6703956), (4, 5027967), (6, 3351978), (7, 2873124), (9, 2234652), (12, 1675989), (14, 1436562), (18, 1117326), (21, 957708), (27, 744884), (28, 718281), (36, 558663), (37, 543564), (42, 478854), (54, 372442), (63, 319236), (74, 271782), (84, 239427), (108, 186221), (111, 181188), (126, 159618), (148, 135891), (189, 106412), (222, 90594), (252, 79809), (259, 77652), (333, 60396), (378, 53206), (444, 45297), (518, 38826), (666, 30198), (719, 27972), (756, 26603), (777, 25884), (999, 20132), (1036, 19413), (1332, 15099), (1438, 13986), (1554, 12942), (1998, 10066), (2157, 9324), (2331, 8628), (2876, 6993), (3108, 6471), (3996, 5033), (4314, 4662)]