18681516

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{8237}}^1$

素因数の和:8260

約数の個数: 60

約数和(自身を含む): 55820688

約数和(自身を除く): 37139172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 8237, 16474, 24711, 32948, 49422, 57659, 74133, 98844, 115318, 148266, 172977, 222399, 230636, 296532, 345954, 444798, 518931, 667197, 691908, 889596, 1037862, 1334394, 1556793, 2075724, 2668788, 3113586, 4670379, 6227172, 9340758, 18681516]

約数ペア:

[(1, 18681516), (2, 9340758), (3, 6227172), (4, 4670379), (6, 3113586), (7, 2668788), (9, 2075724), (12, 1556793), (14, 1334394), (18, 1037862), (21, 889596), (27, 691908), (28, 667197), (36, 518931), (42, 444798), (54, 345954), (63, 296532), (81, 230636), (84, 222399), (108, 172977), (126, 148266), (162, 115318), (189, 98844), (252, 74133), (324, 57659), (378, 49422), (567, 32948), (756, 24711), (1134, 16474), (2268, 8237)]