18312196

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 40710656

約数和(自身を除く): 22398460

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 73, 119, 124, 146, 217, 238, 289, 292, 434, 476, 511, 527, 578, 868, 1022, 1054, 1156, 1241, 2023, 2044, 2108, 2263, 2482, 3689, 4046, 4526, 4964, 7378, 8092, 8687, 8959, 9052, 14756, 15841, 17374, 17918, 21097, 31682, 34748, 35836, 38471, 42194, 62713, 63364, 76942, 84388, 125426, 147679, 153884, 250852, 269297, 295358, 538594, 590716, 654007, 1077188, 1308014, 2616028, 4578049, 9156098, 18312196]

約数ペア:

[(1, 18312196), (2, 9156098), (4, 4578049), (7, 2616028), (14, 1308014), (17, 1077188), (28, 654007), (31, 590716), (34, 538594), (62, 295358), (68, 269297), (73, 250852), (119, 153884), (124, 147679), (146, 125426), (217, 84388), (238, 76942), (289, 63364), (292, 62713), (434, 42194), (476, 38471), (511, 35836), (527, 34748), (578, 31682), (868, 21097), (1022, 17918), (1054, 17374), (1156, 15841), (1241, 14756), (2023, 9052), (2044, 8959), (2108, 8687), (2263, 8092), (2482, 7378), (3689, 4964), (4046, 4526)]