18690690872

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{95279}}^1$

素因数の和:95436

約数の個数: 64

約数和(自身を含む): 41709772800

約数和(自身を除く): 23019081928

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 113, 124, 217, 226, 248, 434, 452, 791, 868, 904, 1582, 1736, 3164, 3503, 6328, 7006, 14012, 24521, 28024, 49042, 95279, 98084, 190558, 196168, 381116, 666953, 762232, 1333906, 2667812, 2953649, 5335624, 5907298, 10766527, 11814596, 20675543, 21533054, 23629192, 41351086, 43066108, 75365689, 82702172, 86132216, 150731378, 165404344, 301462756, 333762337, 602925512, 667524674, 1335049348, 2336336359, 2670098696, 4672672718, 9345345436, 18690690872]

約数ペア:

[(1, 18690690872), (2, 9345345436), (4, 4672672718), (7, 2670098696), (8, 2336336359), (14, 1335049348), (28, 667524674), (31, 602925512), (56, 333762337), (62, 301462756), (113, 165404344), (124, 150731378), (217, 86132216), (226, 82702172), (248, 75365689), (434, 43066108), (452, 41351086), (791, 23629192), (868, 21533054), (904, 20675543), (1582, 11814596), (1736, 10766527), (3164, 5907298), (3503, 5335624), (6328, 2953649), (7006, 2667812), (14012, 1333906), (24521, 762232), (28024, 666953), (49042, 381116), (95279, 196168), (98084, 190558)]