20463835

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:403

約数の個数: 32

約数和(自身を含む): 30039552

約数和(自身を除く): 9575717

約数列:

[1, 5, 7, 17, 35, 85, 119, 163, 211, 595, 815, 1055, 1141, 1477, 2771, 3587, 5705, 7385, 13855, 17935, 19397, 25109, 34393, 96985, 125545, 171965, 240751, 584681, 1203755, 2923405, 4092767, 20463835]

約数ペア:

[(1, 20463835), (5, 4092767), (7, 2923405), (17, 1203755), (35, 584681), (85, 240751), (119, 171965), (163, 125545), (211, 96985), (595, 34393), (815, 25109), (1055, 19397), (1141, 17935), (1477, 13855), (2771, 7385), (3587, 5705)]