18021049654

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{19763}}^1$

素因数の和:20292

約数の個数: 32

約数和(自身を含む): 28926906624

約数和(自身を除く): 10905856970

約数列:

[1, 2, 23, 43, 46, 86, 461, 922, 989, 1978, 10603, 19763, 19823, 21206, 39526, 39646, 454549, 455929, 849809, 909098, 911858, 1699618, 9110743, 18221486, 19545607, 39091214, 209547089, 391761949, 419094178, 783523898, 9010524827, 18021049654]

約数ペア:

[(1, 18021049654), (2, 9010524827), (23, 783523898), (43, 419094178), (46, 391761949), (86, 209547089), (461, 39091214), (922, 19545607), (989, 18221486), (1978, 9110743), (10603, 1699618), (19763, 911858), (19823, 909098), (21206, 849809), (39526, 455929), (39646, 454549)]