19304060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15823}}^1$

素因数の和:15893

約数の個数: 24

約数和(自身を含む): 41205696

約数和(自身を除く): 21901636

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 15823, 31646, 63292, 79115, 158230, 316460, 965203, 1930406, 3860812, 4826015, 9652030, 19304060]

約数ペア:

[(1, 19304060), (2, 9652030), (4, 4826015), (5, 3860812), (10, 1930406), (20, 965203), (61, 316460), (122, 158230), (244, 79115), (305, 63292), (610, 31646), (1220, 15823)]