20885862

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 42739200

約数和(自身を除く): 21853338

約数列:

[1, 2, 3, 6, 79, 139, 158, 237, 278, 317, 417, 474, 634, 834, 951, 1902, 10981, 21962, 25043, 32943, 44063, 50086, 65886, 75129, 88126, 132189, 150258, 264378, 3480977, 6961954, 10442931, 20885862]

約数ペア:

[(1, 20885862), (2, 10442931), (3, 6961954), (6, 3480977), (79, 264378), (139, 150258), (158, 132189), (237, 88126), (278, 75129), (317, 65886), (417, 50086), (474, 44063), (634, 32943), (834, 25043), (951, 21962), (1902, 10981)]