20087098892

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1\times {\mathrm{37507}}^1$

素因数の和:38166

約数の個数: 48

約数和(自身を含む): 41538459648

約数和(自身を除く): 21451360756

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 617, 868, 1234, 2468, 4319, 8638, 17276, 19127, 37507, 38254, 75014, 76508, 133889, 150028, 262549, 267778, 525098, 535556, 1050196, 1162717, 2325434, 4650868, 8139019, 16278038, 23141819, 32556076, 46283638, 92567276, 161992733, 323985466, 647970932, 717396389, 1434792778, 2869585556, 5021774723, 10043549446, 20087098892]

約数ペア:

[(1, 20087098892), (2, 10043549446), (4, 5021774723), (7, 2869585556), (14, 1434792778), (28, 717396389), (31, 647970932), (62, 323985466), (124, 161992733), (217, 92567276), (434, 46283638), (617, 32556076), (868, 23141819), (1234, 16278038), (2468, 8139019), (4319, 4650868), (8638, 2325434), (17276, 1162717), (19127, 1050196), (37507, 535556), (38254, 525098), (75014, 267778), (76508, 262549), (133889, 150028)]