18563616

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1499}}^1$

素因数の和:1558

約数の個数: 72

約数和(自身を含む): 54054000

約数和(自身を除く): 35490384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1499, 1548, 2064, 2998, 3096, 4128, 4497, 5996, 6192, 8994, 11992, 12384, 13491, 17988, 23984, 26982, 35976, 47968, 53964, 64457, 71952, 107928, 128914, 143904, 193371, 215856, 257828, 386742, 431712, 515656, 580113, 773484, 1031312, 1160226, 1546968, 2062624, 2320452, 3093936, 4640904, 6187872, 9281808, 18563616]

約数ペア:

[(1, 18563616), (2, 9281808), (3, 6187872), (4, 4640904), (6, 3093936), (8, 2320452), (9, 2062624), (12, 1546968), (16, 1160226), (18, 1031312), (24, 773484), (32, 580113), (36, 515656), (43, 431712), (48, 386742), (72, 257828), (86, 215856), (96, 193371), (129, 143904), (144, 128914), (172, 107928), (258, 71952), (288, 64457), (344, 53964), (387, 47968), (516, 35976), (688, 26982), (774, 23984), (1032, 17988), (1376, 13491), (1499, 12384), (1548, 11992), (2064, 8994), (2998, 6192), (3096, 5996), (4128, 4497)]