20171661994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1\times {\mathrm{1571}}^1$

素因数の和:1963

約数の個数: 64

約数和(自身を含む): 34726662144

約数和(自身を除く): 14555000150

約数列:

[1, 2, 11, 22, 31, 62, 67, 134, 281, 341, 562, 682, 737, 1474, 1571, 2077, 3091, 3142, 4154, 6182, 8711, 17281, 17422, 18827, 22847, 34562, 37654, 45694, 48701, 95821, 97402, 105257, 191642, 207097, 210514, 414194, 441451, 535711, 583637, 882902, 1071422, 1157827, 1167274, 2315654, 3262967, 4855961, 6420007, 6525934, 9711922, 12840014, 13684981, 27369962, 29577217, 35892637, 59154434, 71785274, 150534791, 301069582, 325349387, 650698774, 916893727, 1833787454, 10085830997, 20171661994]

約数ペア:

[(1, 20171661994), (2, 10085830997), (11, 1833787454), (22, 916893727), (31, 650698774), (62, 325349387), (67, 301069582), (134, 150534791), (281, 71785274), (341, 59154434), (562, 35892637), (682, 29577217), (737, 27369962), (1474, 13684981), (1571, 12840014), (2077, 9711922), (3091, 6525934), (3142, 6420007), (4154, 4855961), (6182, 3262967), (8711, 2315654), (17281, 1167274), (17422, 1157827), (18827, 1071422), (22847, 882902), (34562, 583637), (37654, 535711), (45694, 441451), (48701, 414194), (95821, 210514), (97402, 207097), (105257, 191642)]