18735652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{631}}^1$

素因数の和:1219

約数の個数: 24

約数和(自身を含む): 35427392

約数和(自身を除く): 16691740

約数列:

[1, 2, 4, 13, 26, 52, 571, 631, 1142, 1262, 2284, 2524, 7423, 8203, 14846, 16406, 29692, 32812, 360301, 720602, 1441204, 4683913, 9367826, 18735652]

約数ペア:

[(1, 18735652), (2, 9367826), (4, 4683913), (13, 1441204), (26, 720602), (52, 360301), (571, 32812), (631, 29692), (1142, 16406), (1262, 14846), (2284, 8203), (2524, 7423)]