18966372

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 45505152

約数和(自身を除く): 26538780

約数列:

[1, 2, 3, 4, 6, 12, 71, 113, 142, 197, 213, 226, 284, 339, 394, 426, 452, 591, 678, 788, 852, 1182, 1356, 2364, 8023, 13987, 16046, 22261, 24069, 27974, 32092, 41961, 44522, 48138, 55948, 66783, 83922, 89044, 96276, 133566, 167844, 267132, 1580531, 3161062, 4741593, 6322124, 9483186, 18966372]

約数ペア:

[(1, 18966372), (2, 9483186), (3, 6322124), (4, 4741593), (6, 3161062), (12, 1580531), (71, 267132), (113, 167844), (142, 133566), (197, 96276), (213, 89044), (226, 83922), (284, 66783), (339, 55948), (394, 48138), (426, 44522), (452, 41961), (591, 32092), (678, 27974), (788, 24069), (852, 22261), (1182, 16046), (1356, 13987), (2364, 8023)]