19028950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 38193984

約数和(自身を除く): 19165034

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 61, 85, 122, 170, 305, 367, 425, 610, 734, 850, 1037, 1525, 1835, 2074, 3050, 3670, 5185, 6239, 9175, 10370, 12478, 18350, 22387, 25925, 31195, 44774, 51850, 62390, 111935, 155975, 223870, 311950, 380579, 559675, 761158, 1119350, 1902895, 3805790, 9514475, 19028950]

約数ペア:

[(1, 19028950), (2, 9514475), (5, 3805790), (10, 1902895), (17, 1119350), (25, 761158), (34, 559675), (50, 380579), (61, 311950), (85, 223870), (122, 155975), (170, 111935), (305, 62390), (367, 51850), (425, 44774), (610, 31195), (734, 25925), (850, 22387), (1037, 18350), (1525, 12478), (1835, 10370), (2074, 9175), (3050, 6239), (3670, 5185)]