19703448

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^1\times {\mathrm{2089}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 53796600

約数和(自身を除く): 34093152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 262, 393, 524, 786, 1048, 1179, 1572, 2089, 2358, 3144, 4178, 4716, 6267, 8356, 9432, 12534, 16712, 18801, 25068, 37602, 50136, 75204, 150408, 273659, 547318, 820977, 1094636, 1641954, 2189272, 2462931, 3283908, 4925862, 6567816, 9851724, 19703448]

約数ペア:

[(1, 19703448), (2, 9851724), (3, 6567816), (4, 4925862), (6, 3283908), (8, 2462931), (9, 2189272), (12, 1641954), (18, 1094636), (24, 820977), (36, 547318), (72, 273659), (131, 150408), (262, 75204), (393, 50136), (524, 37602), (786, 25068), (1048, 18801), (1179, 16712), (1572, 12534), (2089, 9432), (2358, 8356), (3144, 6267), (4178, 4716)]