20211492788

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1\times {\mathrm{4363}}^1$

素因数の和:5604

約数の個数: 48

約数和(自身を含む): 37807182336

約数和(自身を除く): 17595689548

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1171, 1978, 2342, 3956, 4363, 4684, 8726, 17452, 26933, 50353, 53866, 100349, 100706, 107732, 187609, 200698, 201412, 375218, 401396, 750436, 1158119, 2316238, 4315007, 4632476, 5109073, 8630014, 10218146, 17260028, 20436292, 117508679, 219690139, 235017358, 439380278, 470034716, 878760556, 5052873197, 10105746394, 20211492788]

約数ペア:

[(1, 20211492788), (2, 10105746394), (4, 5052873197), (23, 878760556), (43, 470034716), (46, 439380278), (86, 235017358), (92, 219690139), (172, 117508679), (989, 20436292), (1171, 17260028), (1978, 10218146), (2342, 8630014), (3956, 5109073), (4363, 4632476), (4684, 4315007), (8726, 2316238), (17452, 1158119), (26933, 750436), (50353, 401396), (53866, 375218), (100349, 201412), (100706, 200698), (107732, 187609)]