19969695468

素因数分解:

$2^2\times 3^2\times {\mathrm{4457}}^1\times {\mathrm{124459}}^1$

素因数の和:128926

約数の個数: 36

約数和(自身を含む): 50490683880

約数和(自身を除く): 30520988412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 4457, 8914, 13371, 17828, 26742, 40113, 53484, 80226, 124459, 160452, 248918, 373377, 497836, 746754, 1120131, 1493508, 2240262, 4480524, 554713763, 1109427526, 1664141289, 2218855052, 3328282578, 4992423867, 6656565156, 9984847734, 19969695468]

約数ペア:

[(1, 19969695468), (2, 9984847734), (3, 6656565156), (4, 4992423867), (6, 3328282578), (9, 2218855052), (12, 1664141289), (18, 1109427526), (36, 554713763), (4457, 4480524), (8914, 2240262), (13371, 1493508), (17828, 1120131), (26742, 746754), (40113, 497836), (53484, 373377), (80226, 248918), (124459, 160452)]