19360393430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{39511007}}^1$

素因数の和:39511028

約数の個数: 24

約数和(自身を含む): 40538294208

約数和(自身を除く): 21177900778

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 39511007, 79022014, 197555035, 276577049, 395110070, 553154098, 1382885245, 1936039343, 2765770490, 3872078686, 9680196715, 19360393430]

約数ペア:

[(1, 19360393430), (2, 9680196715), (5, 3872078686), (7, 2765770490), (10, 1936039343), (14, 1382885245), (35, 553154098), (49, 395110070), (70, 276577049), (98, 197555035), (245, 79022014), (490, 39511007)]