19493772

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{443}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 48236160

約数和(自身を除く): 28742388

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 193, 228, 386, 443, 579, 772, 886, 1158, 1329, 1772, 2316, 2658, 3667, 5316, 7334, 8417, 11001, 14668, 16834, 22002, 25251, 33668, 44004, 50502, 85499, 101004, 170998, 256497, 341996, 512994, 1025988, 1624481, 3248962, 4873443, 6497924, 9746886, 19493772]

約数ペア:

[(1, 19493772), (2, 9746886), (3, 6497924), (4, 4873443), (6, 3248962), (12, 1624481), (19, 1025988), (38, 512994), (57, 341996), (76, 256497), (114, 170998), (193, 101004), (228, 85499), (386, 50502), (443, 44004), (579, 33668), (772, 25251), (886, 22002), (1158, 16834), (1329, 14668), (1772, 11001), (2316, 8417), (2658, 7334), (3667, 5316)]