16870448

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1$

素因数の和:202

約数の個数: 80

約数和(自身を含む): 39806976

約数和(自身を除く): 22936528

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 43, 56, 62, 86, 112, 113, 124, 172, 217, 226, 248, 301, 344, 434, 452, 496, 602, 688, 791, 868, 904, 1204, 1333, 1582, 1736, 1808, 2408, 2666, 3164, 3472, 3503, 4816, 4859, 5332, 6328, 7006, 9331, 9718, 10664, 12656, 14012, 18662, 19436, 21328, 24521, 28024, 34013, 37324, 38872, 49042, 56048, 68026, 74648, 77744, 98084, 136052, 149296, 150629, 196168, 272104, 301258, 392336, 544208, 602516, 1054403, 1205032, 2108806, 2410064, 4217612, 8435224, 16870448]

約数ペア:

[(1, 16870448), (2, 8435224), (4, 4217612), (7, 2410064), (8, 2108806), (14, 1205032), (16, 1054403), (28, 602516), (31, 544208), (43, 392336), (56, 301258), (62, 272104), (86, 196168), (112, 150629), (113, 149296), (124, 136052), (172, 98084), (217, 77744), (226, 74648), (248, 68026), (301, 56048), (344, 49042), (434, 38872), (452, 37324), (496, 34013), (602, 28024), (688, 24521), (791, 21328), (868, 19436), (904, 18662), (1204, 14012), (1333, 12656), (1582, 10664), (1736, 9718), (1808, 9331), (2408, 7006), (2666, 6328), (3164, 5332), (3472, 4859), (3503, 4816)]