19291535098

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{38933}}^1$

素因数の和:39270

約数の個数: 32

約数和(自身を含む): 32024305152

約数和(自身を除く): 12732770054

約数列:

[1, 2, 11, 22, 101, 202, 223, 446, 1111, 2222, 2453, 4906, 22523, 38933, 45046, 77866, 247753, 428263, 495506, 856526, 3932233, 7864466, 8682059, 17364118, 43254563, 86509126, 95502649, 191005298, 876887959, 1753775918, 9645767549, 19291535098]

約数ペア:

[(1, 19291535098), (2, 9645767549), (11, 1753775918), (22, 876887959), (101, 191005298), (202, 95502649), (223, 86509126), (446, 43254563), (1111, 17364118), (2222, 8682059), (2453, 7864466), (4906, 3932233), (22523, 856526), (38933, 495506), (45046, 428263), (77866, 247753)]