19404396

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2619

約数の個数: 72

約数和(自身を含む): 56347200

約数和(自身を除く): 36942804

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, 2508, 2579, 3762, 5158, 7524, 7737, 10316, 15474, 23211, 28369, 30948, 46422, 49001, 56738, 85107, 92844, 98002, 113476, 147003, 170214, 196004, 255321, 294006, 340428, 441009, 510642, 539011, 588012, 882018, 1021284, 1078022, 1617033, 1764036, 2156044, 3234066, 4851099, 6468132, 9702198, 19404396]

約数ペア:

[(1, 19404396), (2, 9702198), (3, 6468132), (4, 4851099), (6, 3234066), (9, 2156044), (11, 1764036), (12, 1617033), (18, 1078022), (19, 1021284), (22, 882018), (33, 588012), (36, 539011), (38, 510642), (44, 441009), (57, 340428), (66, 294006), (76, 255321), (99, 196004), (114, 170214), (132, 147003), (171, 113476), (198, 98002), (209, 92844), (228, 85107), (342, 56738), (396, 49001), (418, 46422), (627, 30948), (684, 28369), (836, 23211), (1254, 15474), (1881, 10316), (2508, 7737), (2579, 7524), (3762, 5158)]