20193635

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 31518720

約数和(自身を除く): 11325085

約数列:

[1, 5, 7, 11, 35, 49, 55, 59, 77, 127, 245, 295, 385, 413, 539, 635, 649, 889, 1397, 2065, 2695, 2891, 3245, 4445, 4543, 6223, 6985, 7493, 9779, 14455, 22715, 31115, 31801, 37465, 48895, 52451, 68453, 82423, 159005, 262255, 342265, 367157, 412115, 576961, 1835785, 2884805, 4038727, 20193635]

約数ペア:

[(1, 20193635), (5, 4038727), (7, 2884805), (11, 1835785), (35, 576961), (49, 412115), (55, 367157), (59, 342265), (77, 262255), (127, 159005), (245, 82423), (295, 68453), (385, 52451), (413, 48895), (539, 37465), (635, 31801), (649, 31115), (889, 22715), (1397, 14455), (2065, 9779), (2695, 7493), (2891, 6985), (3245, 6223), (4445, 4543)]