13818890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{283}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 26377920

約数和(自身を除く): 12559030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 257, 283, 514, 566, 1285, 1415, 2570, 2830, 4883, 5377, 9766, 10754, 24415, 26885, 48830, 53770, 72731, 145462, 363655, 727310, 1381889, 2763778, 6909445, 13818890]

約数ペア:

[(1, 13818890), (2, 6909445), (5, 2763778), (10, 1381889), (19, 727310), (38, 363655), (95, 145462), (190, 72731), (257, 53770), (283, 48830), (514, 26885), (566, 24415), (1285, 10754), (1415, 9766), (2570, 5377), (2830, 4883)]