19264175

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 29140992

約数和(自身を除く): 9876817

約数列:

[1, 5, 7, 25, 31, 35, 53, 67, 155, 175, 217, 265, 335, 371, 469, 775, 1085, 1325, 1643, 1675, 1855, 2077, 2345, 3551, 5425, 8215, 9275, 10385, 11501, 11725, 14539, 17755, 24857, 41075, 51925, 57505, 72695, 88775, 110081, 124285, 287525, 363475, 550405, 621425, 770567, 2752025, 3852835, 19264175]

約数ペア:

[(1, 19264175), (5, 3852835), (7, 2752025), (25, 770567), (31, 621425), (35, 550405), (53, 363475), (67, 287525), (155, 124285), (175, 110081), (217, 88775), (265, 72695), (335, 57505), (371, 51925), (469, 41075), (775, 24857), (1085, 17755), (1325, 14539), (1643, 11725), (1675, 11501), (1855, 10385), (2077, 9275), (2345, 8215), (3551, 5425)]