20369690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{659}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 40201920

約数和(自身を除く): 19832230

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 281, 562, 659, 1318, 1405, 2810, 3091, 3295, 6182, 6590, 7249, 14498, 15455, 30910, 36245, 72490, 185179, 370358, 925895, 1851790, 2036969, 4073938, 10184845, 20369690]

約数ペア:

[(1, 20369690), (2, 10184845), (5, 4073938), (10, 2036969), (11, 1851790), (22, 925895), (55, 370358), (110, 185179), (281, 72490), (562, 36245), (659, 30910), (1318, 15455), (1405, 14498), (2810, 7249), (3091, 6590), (3295, 6182)]