19151724

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{349}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 47628000

約数和(自身を除く): 28476276

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 269, 349, 538, 698, 807, 1047, 1076, 1396, 1614, 2094, 3228, 4188, 4573, 5933, 9146, 11866, 13719, 17799, 18292, 23732, 27438, 35598, 54876, 71196, 93881, 187762, 281643, 375524, 563286, 1126572, 1595977, 3191954, 4787931, 6383908, 9575862, 19151724]

約数ペア:

[(1, 19151724), (2, 9575862), (3, 6383908), (4, 4787931), (6, 3191954), (12, 1595977), (17, 1126572), (34, 563286), (51, 375524), (68, 281643), (102, 187762), (204, 93881), (269, 71196), (349, 54876), (538, 35598), (698, 27438), (807, 23732), (1047, 18292), (1076, 17799), (1396, 13719), (1614, 11866), (2094, 9146), (3228, 5933), (4188, 4573)]