19251992

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:707

約数の個数: 32

約数和(自身を含む): 37584000

約数和(自身を除く): 18332008

約数列:

[1, 2, 4, 8, 31, 62, 124, 149, 248, 298, 521, 596, 1042, 1192, 2084, 4168, 4619, 9238, 16151, 18476, 32302, 36952, 64604, 77629, 129208, 155258, 310516, 621032, 2406499, 4812998, 9625996, 19251992]

約数ペア:

[(1, 19251992), (2, 9625996), (4, 4812998), (8, 2406499), (31, 621032), (62, 310516), (124, 155258), (149, 129208), (248, 77629), (298, 64604), (521, 36952), (596, 32302), (1042, 18476), (1192, 16151), (2084, 9238), (4168, 4619)]