40746628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18223}}^1$

素因数の和:18283

約数の個数: 24

約数和(自身を含む): 78581888

約数和(自身を除く): 37835260

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 18223, 36446, 72892, 236899, 473798, 783589, 947596, 1567178, 3134356, 10186657, 20373314, 40746628]

約数ペア:

[(1, 40746628), (2, 20373314), (4, 10186657), (13, 3134356), (26, 1567178), (43, 947596), (52, 783589), (86, 473798), (172, 236899), (559, 72892), (1118, 36446), (2236, 18223)]