19313972

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{659}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 35925120

約数和(自身を除く): 16611148

約数列:

[1, 2, 4, 17, 34, 68, 431, 659, 862, 1318, 1724, 2636, 7327, 11203, 14654, 22406, 29308, 44812, 284029, 568058, 1136116, 4828493, 9656986, 19313972]

約数ペア:

[(1, 19313972), (2, 9656986), (4, 4828493), (17, 1136116), (34, 568058), (68, 284029), (431, 44812), (659, 29308), (862, 22406), (1318, 14654), (1724, 11203), (2636, 7327)]