13888468

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 28728000

約数和(自身を除く): 14839532

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 148, 209, 407, 418, 449, 703, 814, 836, 898, 1406, 1628, 1796, 2812, 4939, 7733, 8531, 9878, 15466, 16613, 17062, 19756, 30932, 33226, 34124, 66452, 93841, 182743, 187682, 315647, 365486, 375364, 631294, 730972, 1262588, 3472117, 6944234, 13888468]

約数ペア:

[(1, 13888468), (2, 6944234), (4, 3472117), (11, 1262588), (19, 730972), (22, 631294), (37, 375364), (38, 365486), (44, 315647), (74, 187682), (76, 182743), (148, 93841), (209, 66452), (407, 34124), (418, 33226), (449, 30932), (703, 19756), (814, 17062), (836, 16613), (898, 15466), (1406, 9878), (1628, 8531), (1796, 7733), (2812, 4939)]