18313236474

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{67139}}^1$

素因数の和:67439

約数の個数: 48

約数和(自身を含む): 39808648800

約数和(自身を除く): 21495412326

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 269, 338, 507, 538, 807, 1014, 1614, 3497, 6994, 10491, 20982, 45461, 67139, 90922, 134278, 136383, 201417, 272766, 402834, 872807, 1745614, 2618421, 5236842, 11346491, 18060391, 22692982, 34039473, 36120782, 54181173, 68078946, 108362346, 234785083, 469570166, 704355249, 1408710498, 3052206079, 6104412158, 9156618237, 18313236474]

約数ペア:

[(1, 18313236474), (2, 9156618237), (3, 6104412158), (6, 3052206079), (13, 1408710498), (26, 704355249), (39, 469570166), (78, 234785083), (169, 108362346), (269, 68078946), (338, 54181173), (507, 36120782), (538, 34039473), (807, 22692982), (1014, 18060391), (1614, 11346491), (3497, 5236842), (6994, 2618421), (10491, 1745614), (20982, 872807), (45461, 402834), (67139, 272766), (90922, 201417), (134278, 136383)]