19175065

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 31256064

約数和(自身を除く): 12080999

約数列:

[1, 5, 7, 13, 17, 35, 37, 65, 67, 85, 91, 119, 185, 221, 259, 335, 455, 469, 481, 595, 629, 871, 1105, 1139, 1295, 1547, 2345, 2405, 2479, 3145, 3367, 4355, 4403, 5695, 6097, 7735, 7973, 8177, 12395, 14807, 16835, 17353, 22015, 30485, 32227, 39865, 40885, 42143, 57239, 74035, 86765, 103649, 161135, 210715, 225589, 286195, 295001, 518245, 547859, 1127945, 1475005, 2739295, 3835013, 19175065]

約数ペア:

[(1, 19175065), (5, 3835013), (7, 2739295), (13, 1475005), (17, 1127945), (35, 547859), (37, 518245), (65, 295001), (67, 286195), (85, 225589), (91, 210715), (119, 161135), (185, 103649), (221, 86765), (259, 74035), (335, 57239), (455, 42143), (469, 40885), (481, 39865), (595, 32227), (629, 30485), (871, 22015), (1105, 17353), (1139, 16835), (1295, 14807), (1547, 12395), (2345, 8177), (2405, 7973), (2479, 7735), (3145, 6097), (3367, 5695), (4355, 4403)]