20153038904

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{677}}^1\times {\mathrm{128311}}^1$

素因数の和:129023

約数の個数: 32

約数和(自身を含む): 39147991200

約数和(自身を除く): 18994952296

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 677, 1354, 2708, 5416, 19633, 39266, 78532, 128311, 157064, 256622, 513244, 1026488, 3721019, 7442038, 14884076, 29768152, 86866547, 173733094, 347466188, 694932376, 2519129863, 5038259726, 10076519452, 20153038904]

約数ペア:

[(1, 20153038904), (2, 10076519452), (4, 5038259726), (8, 2519129863), (29, 694932376), (58, 347466188), (116, 173733094), (232, 86866547), (677, 29768152), (1354, 14884076), (2708, 7442038), (5416, 3721019), (19633, 1026488), (39266, 513244), (78532, 256622), (128311, 157064)]