20656996872

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1\times {\mathrm{45341}}^1$

素因数の和:45854

約数の個数: 64

約数和(自身を含む): 53017493760

約数和(自身を除く): 32360496888

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 246, 328, 463, 492, 926, 984, 1389, 1852, 2778, 3704, 5556, 11112, 18983, 37966, 45341, 56949, 75932, 90682, 113898, 136023, 151864, 181364, 227796, 272046, 362728, 455592, 544092, 1088184, 1858981, 3717962, 5576943, 7435924, 11153886, 14871848, 20992883, 22307772, 41985766, 44615544, 62978649, 83971532, 125957298, 167943064, 251914596, 503829192, 860708203, 1721416406, 2582124609, 3442832812, 5164249218, 6885665624, 10328498436, 20656996872]

約数ペア:

[(1, 20656996872), (2, 10328498436), (3, 6885665624), (4, 5164249218), (6, 3442832812), (8, 2582124609), (12, 1721416406), (24, 860708203), (41, 503829192), (82, 251914596), (123, 167943064), (164, 125957298), (246, 83971532), (328, 62978649), (463, 44615544), (492, 41985766), (926, 22307772), (984, 20992883), (1389, 14871848), (1852, 11153886), (2778, 7435924), (3704, 5576943), (5556, 3717962), (11112, 1858981), (18983, 1088184), (37966, 544092), (45341, 455592), (56949, 362728), (75932, 272046), (90682, 227796), (113898, 181364), (136023, 151864)]