19001600212

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{63299}}^1$

素因数の和:63532

約数の個数: 48

約数和(自身を含む): 38794291200

約数和(自身を除く): 19792690988

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 151, 284, 302, 497, 604, 994, 1057, 1988, 2114, 4228, 10721, 21442, 42884, 63299, 75047, 126598, 150094, 253196, 300188, 443093, 886186, 1772372, 4494229, 8988458, 9558149, 17976916, 19116298, 31459603, 38232596, 62919206, 66907043, 125838412, 133814086, 267628172, 678628579, 1357257158, 2714514316, 4750400053, 9500800106, 19001600212]

約数ペア:

[(1, 19001600212), (2, 9500800106), (4, 4750400053), (7, 2714514316), (14, 1357257158), (28, 678628579), (71, 267628172), (142, 133814086), (151, 125838412), (284, 66907043), (302, 62919206), (497, 38232596), (604, 31459603), (994, 19116298), (1057, 17976916), (1988, 9558149), (2114, 8988458), (4228, 4494229), (10721, 1772372), (21442, 886186), (42884, 443093), (63299, 300188), (75047, 253196), (126598, 150094)]