20225512

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1171}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 40504320

約数和(自身を除く): 20278808

約数列:

[1, 2, 4, 8, 17, 34, 68, 127, 136, 254, 508, 1016, 1171, 2159, 2342, 4318, 4684, 8636, 9368, 17272, 19907, 39814, 79628, 148717, 159256, 297434, 594868, 1189736, 2528189, 5056378, 10112756, 20225512]

約数ペア:

[(1, 20225512), (2, 10112756), (4, 5056378), (8, 2528189), (17, 1189736), (34, 594868), (68, 297434), (127, 159256), (136, 148717), (254, 79628), (508, 39814), (1016, 19907), (1171, 17272), (2159, 9368), (2342, 8636), (4318, 4684)]