20147197801

素因数分解:

${\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 21180579840

約数和(自身を除く): 1033382039

約数列:

[1, 47, 89, 151, 167, 191, 4183, 7097, 7849, 8977, 13439, 14863, 16999, 25217, 28841, 31897, 631633, 698561, 798953, 1185199, 1355527, 1499159, 2244313, 2566849, 2838833, 4816447, 105482711, 120641903, 133425151, 226373009, 428663783, 20147197801]

約数ペア:

[(1, 20147197801), (47, 428663783), (89, 226373009), (151, 133425151), (167, 120641903), (191, 105482711), (4183, 4816447), (7097, 2838833), (7849, 2566849), (8977, 2244313), (13439, 1499159), (14863, 1355527), (16999, 1185199), (25217, 798953), (28841, 698561), (31897, 631633)]