18636948

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2477}}^1$

素因数の和:2517

約数の個数: 72

約数和(自身を含む): 54119520

約数和(自身を除く): 35482572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2477, 2508, 3762, 4954, 7431, 7524, 9908, 14862, 22293, 27247, 29724, 44586, 47063, 54494, 81741, 89172, 94126, 108988, 141189, 163482, 188252, 245223, 282378, 326964, 423567, 490446, 517693, 564756, 847134, 980892, 1035386, 1553079, 1694268, 2070772, 3106158, 4659237, 6212316, 9318474, 18636948]

約数ペア:

[(1, 18636948), (2, 9318474), (3, 6212316), (4, 4659237), (6, 3106158), (9, 2070772), (11, 1694268), (12, 1553079), (18, 1035386), (19, 980892), (22, 847134), (33, 564756), (36, 517693), (38, 490446), (44, 423567), (57, 326964), (66, 282378), (76, 245223), (99, 188252), (114, 163482), (132, 141189), (171, 108988), (198, 94126), (209, 89172), (228, 81741), (342, 54494), (396, 47063), (418, 44586), (627, 29724), (684, 27247), (836, 22293), (1254, 14862), (1881, 9908), (2477, 7524), (2508, 7431), (3762, 4954)]