18893088

素因数分解:

$2^5\times 3^4\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 120

約数和(自身を含む): 57355452

約数和(自身を除く): 38462364

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 72, 74, 81, 96, 108, 111, 144, 148, 162, 197, 216, 222, 288, 296, 324, 333, 394, 432, 444, 591, 592, 648, 666, 788, 864, 888, 999, 1182, 1184, 1296, 1332, 1576, 1773, 1776, 1998, 2364, 2592, 2664, 2997, 3152, 3546, 3552, 3996, 4728, 5319, 5328, 5994, 6304, 7092, 7289, 7992, 9456, 10638, 10656, 11988, 14184, 14578, 15957, 15984, 18912, 21276, 21867, 23976, 28368, 29156, 31914, 31968, 42552, 43734, 47952, 56736, 58312, 63828, 65601, 85104, 87468, 95904, 116624, 127656, 131202, 170208, 174936, 196803, 233248, 255312, 262404, 349872, 393606, 510624, 524808, 590409, 699744, 787212, 1049616, 1180818, 1574424, 2099232, 2361636, 3148848, 4723272, 6297696, 9446544, 18893088]

約数ペア:

[(1, 18893088), (2, 9446544), (3, 6297696), (4, 4723272), (6, 3148848), (8, 2361636), (9, 2099232), (12, 1574424), (16, 1180818), (18, 1049616), (24, 787212), (27, 699744), (32, 590409), (36, 524808), (37, 510624), (48, 393606), (54, 349872), (72, 262404), (74, 255312), (81, 233248), (96, 196803), (108, 174936), (111, 170208), (144, 131202), (148, 127656), (162, 116624), (197, 95904), (216, 87468), (222, 85104), (288, 65601), (296, 63828), (324, 58312), (333, 56736), (394, 47952), (432, 43734), (444, 42552), (591, 31968), (592, 31914), (648, 29156), (666, 28368), (788, 23976), (864, 21867), (888, 21276), (999, 18912), (1182, 15984), (1184, 15957), (1296, 14578), (1332, 14184), (1576, 11988), (1773, 10656), (1776, 10638), (1998, 9456), (2364, 7992), (2592, 7289), (2664, 7092), (2997, 6304), (3152, 5994), (3546, 5328), (3552, 5319), (3996, 4728)]