18315052

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 39251520

約数和(自身を除く): 20936468

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 109, 119, 218, 238, 353, 436, 476, 706, 763, 1412, 1526, 1853, 2471, 3052, 3706, 4942, 6001, 7412, 9884, 12002, 12971, 24004, 25942, 38477, 42007, 51884, 76954, 84014, 153908, 168028, 269339, 538678, 654109, 1077356, 1308218, 2616436, 4578763, 9157526, 18315052]

約数ペア:

[(1, 18315052), (2, 9157526), (4, 4578763), (7, 2616436), (14, 1308218), (17, 1077356), (28, 654109), (34, 538678), (68, 269339), (109, 168028), (119, 153908), (218, 84014), (238, 76954), (353, 51884), (436, 42007), (476, 38477), (706, 25942), (763, 24004), (1412, 12971), (1526, 12002), (1853, 9884), (2471, 7412), (3052, 6001), (3706, 4942)]