18444260608

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{463}}^1\times {\mathrm{2551}}^1$

素因数の和:3091

約数の個数: 72

約数和(自身を含む): 37515543296

約数和(自身を除く): 19071282688

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 463, 488, 926, 976, 1852, 1952, 2551, 3704, 3904, 5102, 7408, 7808, 10204, 14816, 15616, 20408, 28243, 29632, 40816, 56486, 59264, 81632, 112972, 118528, 155611, 163264, 225944, 311222, 326528, 451888, 622444, 653056, 903776, 1181113, 1244888, 1807552, 2362226, 2489776, 3615104, 4724452, 4979552, 7230208, 9448904, 9959104, 18897808, 19918208, 37795616, 39836416, 72047893, 75591232, 144095786, 151182464, 288191572, 302364928, 576383144, 1152766288, 2305532576, 4611065152, 9222130304, 18444260608]

約数ペア:

[(1, 18444260608), (2, 9222130304), (4, 4611065152), (8, 2305532576), (16, 1152766288), (32, 576383144), (61, 302364928), (64, 288191572), (122, 151182464), (128, 144095786), (244, 75591232), (256, 72047893), (463, 39836416), (488, 37795616), (926, 19918208), (976, 18897808), (1852, 9959104), (1952, 9448904), (2551, 7230208), (3704, 4979552), (3904, 4724452), (5102, 3615104), (7408, 2489776), (7808, 2362226), (10204, 1807552), (14816, 1244888), (15616, 1181113), (20408, 903776), (28243, 653056), (29632, 622444), (40816, 451888), (56486, 326528), (59264, 311222), (81632, 225944), (112972, 163264), (118528, 155611)]