12919810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1283}}^1$

素因数の和:1362

約数の個数: 32

約数和(自身を含む): 24960960

約数和(自身を除く): 12041150

約数列:

[1, 2, 5, 10, 19, 38, 53, 95, 106, 190, 265, 530, 1007, 1283, 2014, 2566, 5035, 6415, 10070, 12830, 24377, 48754, 67999, 121885, 135998, 243770, 339995, 679990, 1291981, 2583962, 6459905, 12919810]

約数ペア:

[(1, 12919810), (2, 6459905), (5, 2583962), (10, 1291981), (19, 679990), (38, 339995), (53, 243770), (95, 135998), (106, 121885), (190, 67999), (265, 48754), (530, 24377), (1007, 12830), (1283, 10070), (2014, 6415), (2566, 5035)]