20166741512

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{316649}}^1$

素因数の和:317093

約数の個数: 32

約数和(自身を含む): 39897900000

約数和(自身を除く): 19731158488

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 419, 838, 1676, 3352, 7961, 15922, 31844, 63688, 316649, 633298, 1266596, 2533192, 6016331, 12032662, 24065324, 48130648, 132675931, 265351862, 530703724, 1061407448, 2520842689, 5041685378, 10083370756, 20166741512]

約数ペア:

[(1, 20166741512), (2, 10083370756), (4, 5041685378), (8, 2520842689), (19, 1061407448), (38, 530703724), (76, 265351862), (152, 132675931), (419, 48130648), (838, 24065324), (1676, 12032662), (3352, 6016331), (7961, 2533192), (15922, 1266596), (31844, 633298), (63688, 316649)]