20222581288

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{37589}}^1$

素因数の和:38354

約数の個数: 64

約数和(自身を含む): 46731888000

約数和(自身を除く): 26509306712

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 739, 1478, 2956, 5173, 5912, 9607, 10346, 19214, 20692, 37589, 38428, 41384, 67249, 75178, 76856, 134498, 150356, 263123, 268996, 300712, 488657, 526246, 537992, 977314, 1052492, 1954628, 2104984, 3420599, 3909256, 6841198, 13682396, 27364792, 27778271, 55556542, 111113084, 194447897, 222226168, 361117523, 388895794, 722235046, 777791588, 1444470092, 1555583176, 2527822661, 2888940184, 5055645322, 10111290644, 20222581288]

約数ペア:

[(1, 20222581288), (2, 10111290644), (4, 5055645322), (7, 2888940184), (8, 2527822661), (13, 1555583176), (14, 1444470092), (26, 777791588), (28, 722235046), (52, 388895794), (56, 361117523), (91, 222226168), (104, 194447897), (182, 111113084), (364, 55556542), (728, 27778271), (739, 27364792), (1478, 13682396), (2956, 6841198), (5173, 3909256), (5912, 3420599), (9607, 2104984), (10346, 1954628), (19214, 1052492), (20692, 977314), (37589, 537992), (38428, 526246), (41384, 488657), (67249, 300712), (75178, 268996), (76856, 263123), (134498, 150356)]