17985678

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{59}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 39000960

約数和(自身を除く): 21015282

約数列:

[1, 2, 3, 6, 23, 46, 47, 59, 69, 94, 118, 138, 141, 177, 282, 354, 1081, 1357, 2162, 2209, 2714, 2773, 3243, 4071, 4418, 5546, 6486, 6627, 8142, 8319, 13254, 16638, 50807, 63779, 101614, 127558, 130331, 152421, 191337, 260662, 304842, 382674, 390993, 781986, 2997613, 5995226, 8992839, 17985678]

約数ペア:

[(1, 17985678), (2, 8992839), (3, 5995226), (6, 2997613), (23, 781986), (46, 390993), (47, 382674), (59, 304842), (69, 260662), (94, 191337), (118, 152421), (138, 130331), (141, 127558), (177, 101614), (282, 63779), (354, 50807), (1081, 16638), (1357, 13254), (2162, 8319), (2209, 8142), (2714, 6627), (2773, 6486), (3243, 5546), (4071, 4418)]