18950563438

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{773}}^1\times {\mathrm{1987}}^1$

素因数の和:2992

約数の個数: 32

約数和(自身を含む): 29543270400

約数和(自身を除く): 10592706962

約数列:

[1, 2, 31, 62, 199, 398, 773, 1546, 1987, 3974, 6169, 12338, 23963, 47926, 61597, 123194, 153827, 307654, 395413, 790826, 1535951, 3071902, 4768637, 9537274, 12257803, 24515606, 47614481, 95228962, 305654249, 611308498, 9475281719, 18950563438]

約数ペア:

[(1, 18950563438), (2, 9475281719), (31, 611308498), (62, 305654249), (199, 95228962), (398, 47614481), (773, 24515606), (1546, 12257803), (1987, 9537274), (3974, 4768637), (6169, 3071902), (12338, 1535951), (23963, 790826), (47926, 395413), (61597, 307654), (123194, 153827)]