195809516

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 427069440

約数和(自身を除く): 231259924

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 383, 434, 532, 589, 766, 868, 961, 1178, 1532, 1922, 2356, 2681, 3844, 4123, 5362, 6727, 7277, 8246, 10724, 11873, 13454, 14554, 16492, 18259, 23746, 26908, 29108, 36518, 47492, 50939, 73036, 83111, 101878, 127813, 166222, 203756, 225587, 255626, 332444, 368063, 451174, 511252, 736126, 902348, 1472252, 1579109, 2576441, 3158218, 5152882, 6316436, 6993197, 10305764, 13986394, 27972788, 48952379, 97904758, 195809516]

約数ペア:

[(1, 195809516), (2, 97904758), (4, 48952379), (7, 27972788), (14, 13986394), (19, 10305764), (28, 6993197), (31, 6316436), (38, 5152882), (62, 3158218), (76, 2576441), (124, 1579109), (133, 1472252), (217, 902348), (266, 736126), (383, 511252), (434, 451174), (532, 368063), (589, 332444), (766, 255626), (868, 225587), (961, 203756), (1178, 166222), (1532, 127813), (1922, 101878), (2356, 83111), (2681, 73036), (3844, 50939), (4123, 47492), (5362, 36518), (6727, 29108), (7277, 26908), (8246, 23746), (10724, 18259), (11873, 16492), (13454, 14554)]