19538190

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31013}}^1$

素因数の和:31033

約数の個数: 48

約数和(自身を含む): 58058208

約数和(自身を除く): 38520018

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31013, 62026, 93039, 155065, 186078, 217091, 279117, 310130, 434182, 465195, 558234, 651273, 930390, 1085455, 1302546, 1395585, 1953819, 2170910, 2791170, 3256365, 3907638, 6512730, 9769095, 19538190]

約数ペア:

[(1, 19538190), (2, 9769095), (3, 6512730), (5, 3907638), (6, 3256365), (7, 2791170), (9, 2170910), (10, 1953819), (14, 1395585), (15, 1302546), (18, 1085455), (21, 930390), (30, 651273), (35, 558234), (42, 465195), (45, 434182), (63, 310130), (70, 279117), (90, 217091), (105, 186078), (126, 155065), (210, 93039), (315, 62026), (630, 31013)]