19836502

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 35304192

約数和(自身を除く): 15467690

約数列:

[1, 2, 7, 14, 43, 83, 86, 166, 301, 397, 581, 602, 794, 1162, 2779, 3569, 5558, 7138, 17071, 24983, 32951, 34142, 49966, 65902, 119497, 230657, 238994, 461314, 1416893, 2833786, 9918251, 19836502]

約数ペア:

[(1, 19836502), (2, 9918251), (7, 2833786), (14, 1416893), (43, 461314), (83, 238994), (86, 230657), (166, 119497), (301, 65902), (397, 49966), (581, 34142), (602, 32951), (794, 24983), (1162, 17071), (2779, 7138), (3569, 5558)]