20218673566

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{307733}}^1$

素因数の和:307793

約数の個数: 48

約数和(自身を含む): 39394875744

約数和(自身を除く): 19176202178

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 361, 494, 722, 1729, 2527, 3458, 4693, 5054, 9386, 32851, 65702, 307733, 615466, 2154131, 4000529, 4308262, 5846927, 8001058, 11693854, 28003703, 40928489, 56007406, 76010051, 81856978, 111091613, 152020102, 222183226, 532070357, 777641291, 1064140714, 1444190969, 1555282582, 2888381938, 10109336783, 20218673566]

約数ペア:

[(1, 20218673566), (2, 10109336783), (7, 2888381938), (13, 1555282582), (14, 1444190969), (19, 1064140714), (26, 777641291), (38, 532070357), (91, 222183226), (133, 152020102), (182, 111091613), (247, 81856978), (266, 76010051), (361, 56007406), (494, 40928489), (722, 28003703), (1729, 11693854), (2527, 8001058), (3458, 5846927), (4693, 4308262), (5054, 4000529), (9386, 2154131), (32851, 615466), (65702, 307733)]