20173815476

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{144931}}^1$

素因数の和:145064

約数の個数: 48

約数和(自身を含む): 39444693120

約数和(自身を除く): 19270877644

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 89, 92, 178, 356, 391, 782, 1513, 1564, 2047, 3026, 4094, 6052, 8188, 34799, 69598, 139196, 144931, 289862, 579724, 2463827, 3333413, 4927654, 6666826, 9855308, 12898859, 13333652, 25797718, 51595436, 56668021, 113336042, 219280603, 226672084, 296673757, 438561206, 593347514, 877122412, 1186695028, 5043453869, 10086907738, 20173815476]

約数ペア:

[(1, 20173815476), (2, 10086907738), (4, 5043453869), (17, 1186695028), (23, 877122412), (34, 593347514), (46, 438561206), (68, 296673757), (89, 226672084), (92, 219280603), (178, 113336042), (356, 56668021), (391, 51595436), (782, 25797718), (1513, 13333652), (1564, 12898859), (2047, 9855308), (3026, 6666826), (4094, 4927654), (6052, 3333413), (8188, 2463827), (34799, 579724), (69598, 289862), (139196, 144931)]