15663243978

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{627383}}^1$

素因数の和:627483

約数の個数: 48

約数和(自身を含む): 36212604480

約数和(自身を除く): 20549360502

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 1314, 1387, 2774, 4161, 8322, 12483, 24966, 627383, 1254766, 1882149, 3764298, 5646447, 11292894, 11920277, 23840554, 35760831, 45798959, 71521662, 91597918, 107282493, 137396877, 214564986, 274793754, 412190631, 824381262, 870180221, 1740360442, 2610540663, 5221081326, 7831621989, 15663243978]

約数ペア:

[(1, 15663243978), (2, 7831621989), (3, 5221081326), (6, 2610540663), (9, 1740360442), (18, 870180221), (19, 824381262), (38, 412190631), (57, 274793754), (73, 214564986), (114, 137396877), (146, 107282493), (171, 91597918), (219, 71521662), (342, 45798959), (438, 35760831), (657, 23840554), (1314, 11920277), (1387, 11292894), (2774, 5646447), (4161, 3764298), (8322, 1882149), (12483, 1254766), (24966, 627383)]