19411910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4139}}^1$

素因数の和:4220

約数の個数: 32

約数和(自身を含む): 40538880

約数和(自身を除く): 21126970

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 335, 469, 670, 938, 2345, 4139, 4690, 8278, 20695, 28973, 41390, 57946, 144865, 277313, 289730, 554626, 1386565, 1941191, 2773130, 3882382, 9705955, 19411910]

約数ペア:

[(1, 19411910), (2, 9705955), (5, 3882382), (7, 2773130), (10, 1941191), (14, 1386565), (35, 554626), (67, 289730), (70, 277313), (134, 144865), (335, 57946), (469, 41390), (670, 28973), (938, 20695), (2345, 8278), (4139, 4690)]