18740211136

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{10691}}^1$

素因数の和:11213

約数の個数: 56

約数和(自身を含む): 37884963600

約数和(自身を除く): 19144752464

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 244, 449, 488, 898, 976, 1796, 1952, 3592, 3904, 7184, 10691, 14368, 21382, 27389, 28736, 42764, 54778, 85528, 109556, 171056, 219112, 342112, 438224, 652151, 684224, 876448, 1304302, 1752896, 2608604, 4800259, 5217208, 9600518, 10434416, 19201036, 20868832, 38402072, 41737664, 76804144, 153608288, 292815799, 307216576, 585631598, 1171263196, 2342526392, 4685052784, 9370105568, 18740211136]

約数ペア:

[(1, 18740211136), (2, 9370105568), (4, 4685052784), (8, 2342526392), (16, 1171263196), (32, 585631598), (61, 307216576), (64, 292815799), (122, 153608288), (244, 76804144), (449, 41737664), (488, 38402072), (898, 20868832), (976, 19201036), (1796, 10434416), (1952, 9600518), (3592, 5217208), (3904, 4800259), (7184, 2608604), (10691, 1752896), (14368, 1304302), (21382, 876448), (27389, 684224), (28736, 652151), (42764, 438224), (54778, 342112), (85528, 219112), (109556, 171056)]