20216402584

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{316951}}^1$

素因数の和:317048

約数の個数: 64

約数和(自身を含む): 46553909760

約数和(自身を除く): 26337507176

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 67, 68, 119, 134, 136, 238, 268, 469, 476, 536, 938, 952, 1139, 1876, 2278, 3752, 4556, 7973, 9112, 15946, 31892, 63784, 316951, 633902, 1267804, 2218657, 2535608, 4437314, 5388167, 8874628, 10776334, 17749256, 21235717, 21552668, 37717169, 42471434, 43105336, 75434338, 84942868, 148650019, 150868676, 169885736, 297300038, 301737352, 361007189, 594600076, 722014378, 1189200152, 1444028756, 2527050323, 2888057512, 5054100646, 10108201292, 20216402584]

約数ペア:

[(1, 20216402584), (2, 10108201292), (4, 5054100646), (7, 2888057512), (8, 2527050323), (14, 1444028756), (17, 1189200152), (28, 722014378), (34, 594600076), (56, 361007189), (67, 301737352), (68, 297300038), (119, 169885736), (134, 150868676), (136, 148650019), (238, 84942868), (268, 75434338), (469, 43105336), (476, 42471434), (536, 37717169), (938, 21552668), (952, 21235717), (1139, 17749256), (1876, 10776334), (2278, 8874628), (3752, 5388167), (4556, 4437314), (7973, 2535608), (9112, 2218657), (15946, 1267804), (31892, 633902), (63784, 316951)]