19026064

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 38568960

約数和(自身を除く): 19542896

約数列:

[1, 2, 4, 8, 16, 31, 62, 89, 124, 178, 248, 356, 431, 496, 712, 862, 1424, 1724, 2759, 3448, 5518, 6896, 11036, 13361, 22072, 26722, 38359, 44144, 53444, 76718, 106888, 153436, 213776, 306872, 613744, 1189129, 2378258, 4756516, 9513032, 19026064]

約数ペア:

[(1, 19026064), (2, 9513032), (4, 4756516), (8, 2378258), (16, 1189129), (31, 613744), (62, 306872), (89, 213776), (124, 153436), (178, 106888), (248, 76718), (356, 53444), (431, 44144), (496, 38359), (712, 26722), (862, 22072), (1424, 13361), (1724, 11036), (2759, 6896), (3448, 5518)]