19492040855

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{1291}}^1$

素因数の和:1560

約数の個数: 64

約数和(自身を含む): 27996503040

約数和(自身を除く): 8504462185

約数列:

[1, 5, 7, 35, 37, 89, 131, 185, 259, 445, 623, 655, 917, 1291, 1295, 3115, 3293, 4585, 4847, 6455, 9037, 11659, 16465, 23051, 24235, 33929, 45185, 47767, 58295, 81613, 114899, 115255, 169121, 169645, 238835, 334369, 408065, 431383, 574495, 804293, 845605, 1183847, 1671845, 2156915, 3019681, 4021465, 4251263, 5919235, 6257477, 15051769, 15098405, 21256315, 29758841, 31287385, 43802339, 75258845, 105362383, 148794205, 219011695, 526811915, 556915453, 2784577265, 3898408171, 19492040855]

約数ペア:

[(1, 19492040855), (5, 3898408171), (7, 2784577265), (35, 556915453), (37, 526811915), (89, 219011695), (131, 148794205), (185, 105362383), (259, 75258845), (445, 43802339), (623, 31287385), (655, 29758841), (917, 21256315), (1291, 15098405), (1295, 15051769), (3115, 6257477), (3293, 5919235), (4585, 4251263), (4847, 4021465), (6455, 3019681), (9037, 2156915), (11659, 1671845), (16465, 1183847), (23051, 845605), (24235, 804293), (33929, 574495), (45185, 431383), (47767, 408065), (58295, 334369), (81613, 238835), (114899, 169645), (115255, 169121)]