20152015912

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{67757}}^1$

素因数の和:67930

約数の個数: 64

約数和(自身を含む): 44492613120

約数和(自身を除く): 24340597208

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 113, 188, 226, 329, 376, 452, 658, 791, 904, 1316, 1582, 2632, 3164, 5311, 6328, 10622, 21244, 37177, 42488, 67757, 74354, 135514, 148708, 271028, 297416, 474299, 542056, 948598, 1897196, 3184579, 3794392, 6369158, 7656541, 12738316, 15313082, 22292053, 25476632, 30626164, 44584106, 53595787, 61252328, 89168212, 107191574, 178336424, 214383148, 359857427, 428766296, 719714854, 1439429708, 2519001989, 2878859416, 5038003978, 10076007956, 20152015912]

約数ペア:

[(1, 20152015912), (2, 10076007956), (4, 5038003978), (7, 2878859416), (8, 2519001989), (14, 1439429708), (28, 719714854), (47, 428766296), (56, 359857427), (94, 214383148), (113, 178336424), (188, 107191574), (226, 89168212), (329, 61252328), (376, 53595787), (452, 44584106), (658, 30626164), (791, 25476632), (904, 22292053), (1316, 15313082), (1582, 12738316), (2632, 7656541), (3164, 6369158), (5311, 3794392), (6328, 3184579), (10622, 1897196), (21244, 948598), (37177, 542056), (42488, 474299), (67757, 297416), (74354, 271028), (135514, 148708)]