19715048

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{983}}^1$

素因数の和:1121

約数の個数: 32

約数和(自身を含む): 38966400

約数和(自身を除く): 19251352

約数列:

[1, 2, 4, 8, 23, 46, 92, 109, 184, 218, 436, 872, 983, 1966, 2507, 3932, 5014, 7864, 10028, 20056, 22609, 45218, 90436, 107147, 180872, 214294, 428588, 857176, 2464381, 4928762, 9857524, 19715048]

約数ペア:

[(1, 19715048), (2, 9857524), (4, 4928762), (8, 2464381), (23, 857176), (46, 428588), (92, 214294), (109, 180872), (184, 107147), (218, 90436), (436, 45218), (872, 22609), (983, 20056), (1966, 10028), (2507, 7864), (3932, 5014)]