20131952

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{20627}}^1$

素因数の和:20696

約数の個数: 20

約数和(自身を含む): 39647016

約数和(自身を除く): 19515064

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 20627, 41254, 82508, 165016, 330032, 1258247, 2516494, 5032988, 10065976, 20131952]

約数ペア:

[(1, 20131952), (2, 10065976), (4, 5032988), (8, 2516494), (16, 1258247), (61, 330032), (122, 165016), (244, 82508), (488, 41254), (976, 20627)]