19180965

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 13478235

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1049, 1219, 3147, 3657, 5245, 6095, 15735, 18285, 24127, 55597, 72381, 120635, 166791, 277985, 361905, 833955, 1278731, 3836193, 6393655, 19180965]

約数ペア:

[(1, 19180965), (3, 6393655), (5, 3836193), (15, 1278731), (23, 833955), (53, 361905), (69, 277985), (115, 166791), (159, 120635), (265, 72381), (345, 55597), (795, 24127), (1049, 18285), (1219, 15735), (3147, 6095), (3657, 5245)]