20180949129

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1811}}^1\times {\mathrm{3631}}^1$

素因数の和:5490

約数の個数: 48

約数和(自身を含む): 32853270528

約数和(自身を除く): 12672321399

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 279, 341, 1023, 1811, 3069, 3631, 5433, 10893, 16299, 19921, 32679, 39941, 56141, 59763, 112561, 119823, 168423, 179289, 337683, 359469, 505269, 617551, 1013049, 1238171, 1852653, 3714513, 5557959, 6575741, 11143539, 19727223, 59181669, 72333151, 203847971, 216999453, 611543913, 650998359, 1834631739, 2242327681, 6726983043, 20180949129]

約数ペア:

[(1, 20180949129), (3, 6726983043), (9, 2242327681), (11, 1834631739), (31, 650998359), (33, 611543913), (93, 216999453), (99, 203847971), (279, 72333151), (341, 59181669), (1023, 19727223), (1811, 11143539), (3069, 6575741), (3631, 5557959), (5433, 3714513), (10893, 1852653), (16299, 1238171), (19921, 1013049), (32679, 617551), (39941, 505269), (56141, 359469), (59763, 337683), (112561, 179289), (119823, 168423)]