18763515

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6043}}^1$

素因数の和:6080

約数の個数: 32

約数和(自身を含む): 34813440

約数和(自身を除く): 16049925

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 6043, 18129, 30215, 54387, 90645, 138989, 163161, 271935, 416967, 694945, 815805, 1250901, 2084835, 3752703, 6254505, 18763515]

約数ペア:

[(1, 18763515), (3, 6254505), (5, 3752703), (9, 2084835), (15, 1250901), (23, 815805), (27, 694945), (45, 416967), (69, 271935), (115, 163161), (135, 138989), (207, 90645), (345, 54387), (621, 30215), (1035, 18129), (3105, 6043)]