19936699216

素因数分解:

$2^4\times 7^1\times {\mathrm{1429}}^1\times {\mathrm{124567}}^1$

素因数の和:126011

約数の個数: 40

約数和(自身を含む): 44176795520

約数和(自身を除く): 24240096304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1429, 2858, 5716, 10003, 11432, 20006, 22864, 40012, 80024, 124567, 160048, 249134, 498268, 871969, 996536, 1743938, 1993072, 3487876, 6975752, 13951504, 178006243, 356012486, 712024972, 1246043701, 1424049944, 2492087402, 2848099888, 4984174804, 9968349608, 19936699216]

約数ペア:

[(1, 19936699216), (2, 9968349608), (4, 4984174804), (7, 2848099888), (8, 2492087402), (14, 1424049944), (16, 1246043701), (28, 712024972), (56, 356012486), (112, 178006243), (1429, 13951504), (2858, 6975752), (5716, 3487876), (10003, 1993072), (11432, 1743938), (20006, 996536), (22864, 871969), (40012, 498268), (80024, 249134), (124567, 160048)]