19729038

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8863}}^1$

素因数の和:8928

約数の個数: 32

約数和(自身を含む): 45950976

約数和(自身を除く): 26221938

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 8863, 17726, 26589, 53178, 62041, 124082, 186123, 372246, 469739, 939478, 1409217, 2818434, 3288173, 6576346, 9864519, 19729038]

約数ペア:

[(1, 19729038), (2, 9864519), (3, 6576346), (6, 3288173), (7, 2818434), (14, 1409217), (21, 939478), (42, 469739), (53, 372246), (106, 186123), (159, 124082), (318, 62041), (371, 53178), (742, 26589), (1113, 17726), (2226, 8863)]