20165087690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{8677}}^1$

素因数の和:9303

約数の個数: 64

約数和(自身を含む): 40743001728

約数和(自身を除く): 20577914038

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 571, 814, 1142, 2035, 2855, 4070, 5710, 6281, 8677, 12562, 17354, 21127, 31405, 42254, 43385, 62810, 86770, 95447, 105635, 190894, 211270, 232397, 321049, 464794, 477235, 642098, 954470, 1161985, 1605245, 2323970, 3210490, 3531539, 4954567, 7063078, 9909134, 17657695, 24772835, 35315390, 49545670, 54500237, 109000474, 183318979, 272501185, 366637958, 545002370, 916594895, 1833189790, 2016508769, 4033017538, 10082543845, 20165087690]

約数ペア:

[(1, 20165087690), (2, 10082543845), (5, 4033017538), (10, 2016508769), (11, 1833189790), (22, 916594895), (37, 545002370), (55, 366637958), (74, 272501185), (110, 183318979), (185, 109000474), (370, 54500237), (407, 49545670), (571, 35315390), (814, 24772835), (1142, 17657695), (2035, 9909134), (2855, 7063078), (4070, 4954567), (5710, 3531539), (6281, 3210490), (8677, 2323970), (12562, 1605245), (17354, 1161985), (21127, 954470), (31405, 642098), (42254, 477235), (43385, 464794), (62810, 321049), (86770, 232397), (95447, 211270), (105635, 190894)]