20023948

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^2\times {\mathrm{283}}^1$

素因数の和:339

約数の個数: 54

約数和(自身を含む): 43173396

約数和(自身を除く): 23149448

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 283, 361, 532, 566, 722, 931, 1132, 1444, 1862, 1981, 2527, 3724, 3962, 5054, 5377, 7924, 10108, 10754, 13867, 17689, 21508, 27734, 35378, 37639, 55468, 70756, 75278, 102163, 150556, 204326, 263473, 408652, 526946, 715141, 1053892, 1430282, 2860564, 5005987, 10011974, 20023948]

約数ペア:

[(1, 20023948), (2, 10011974), (4, 5005987), (7, 2860564), (14, 1430282), (19, 1053892), (28, 715141), (38, 526946), (49, 408652), (76, 263473), (98, 204326), (133, 150556), (196, 102163), (266, 75278), (283, 70756), (361, 55468), (532, 37639), (566, 35378), (722, 27734), (931, 21508), (1132, 17689), (1444, 13867), (1862, 10754), (1981, 10108), (2527, 7924), (3724, 5377), (3962, 5054)]