20191465356

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{120299}}^1$

素因数の和:120574

約数の個数: 48

約数和(自身を含む): 48019910400

約数和(自身を除く): 27828445044

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 197, 213, 284, 394, 426, 591, 788, 852, 1182, 2364, 13987, 27974, 41961, 55948, 83922, 120299, 167844, 240598, 360897, 481196, 721794, 1443588, 8541229, 17082458, 23698903, 25623687, 34164916, 47397806, 51247374, 71096709, 94795612, 102494748, 142193418, 284386836, 1682622113, 3365244226, 5047866339, 6730488452, 10095732678, 20191465356]

約数ペア:

[(1, 20191465356), (2, 10095732678), (3, 6730488452), (4, 5047866339), (6, 3365244226), (12, 1682622113), (71, 284386836), (142, 142193418), (197, 102494748), (213, 94795612), (284, 71096709), (394, 51247374), (426, 47397806), (591, 34164916), (788, 25623687), (852, 23698903), (1182, 17082458), (2364, 8541229), (13987, 1443588), (27974, 721794), (41961, 481196), (55948, 360897), (83922, 240598), (120299, 167844)]