20695662

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1$

素因数の和:375

約数の個数: 80

約数和(自身を含む): 51714432

約数和(自身を除く): 31018770

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 81, 93, 117, 162, 186, 234, 279, 317, 351, 403, 558, 634, 702, 806, 837, 951, 1053, 1209, 1674, 1902, 2106, 2418, 2511, 2853, 3627, 4121, 5022, 5706, 7254, 8242, 8559, 9827, 10881, 12363, 17118, 19654, 21762, 24726, 25677, 29481, 32643, 37089, 51354, 58962, 65286, 74178, 88443, 111267, 127751, 176886, 222534, 255502, 265329, 333801, 383253, 530658, 667602, 766506, 795987, 1149759, 1591974, 2299518, 3449277, 6898554, 10347831, 20695662]

約数ペア:

[(1, 20695662), (2, 10347831), (3, 6898554), (6, 3449277), (9, 2299518), (13, 1591974), (18, 1149759), (26, 795987), (27, 766506), (31, 667602), (39, 530658), (54, 383253), (62, 333801), (78, 265329), (81, 255502), (93, 222534), (117, 176886), (162, 127751), (186, 111267), (234, 88443), (279, 74178), (317, 65286), (351, 58962), (403, 51354), (558, 37089), (634, 32643), (702, 29481), (806, 25677), (837, 24726), (951, 21762), (1053, 19654), (1209, 17118), (1674, 12363), (1902, 10881), (2106, 9827), (2418, 8559), (2511, 8242), (2853, 7254), (3627, 5706), (4121, 5022)]