20186055945

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1315481}}^1$

素因数の和:1315534

約数の個数: 48

約数和(自身を含む): 39401316864

約数和(自身を除く): 19215260919

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1395, 1705, 3069, 5115, 15345, 1315481, 3946443, 6577405, 11839329, 14470291, 19732215, 40779911, 43410873, 59196645, 72351455, 122339733, 130232619, 203899555, 217054365, 367019199, 448579021, 611698665, 651163095, 1345737063, 1835095995, 2242895105, 4037211189, 6728685315, 20186055945]

約数ペア:

[(1, 20186055945), (3, 6728685315), (5, 4037211189), (9, 2242895105), (11, 1835095995), (15, 1345737063), (31, 651163095), (33, 611698665), (45, 448579021), (55, 367019199), (93, 217054365), (99, 203899555), (155, 130232619), (165, 122339733), (279, 72351455), (341, 59196645), (465, 43410873), (495, 40779911), (1023, 19732215), (1395, 14470291), (1705, 11839329), (3069, 6577405), (5115, 3946443), (15345, 1315481)]