18239276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 37013760

約数和(自身を除く): 18774484

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 67, 92, 134, 253, 268, 269, 506, 538, 737, 1012, 1076, 1474, 1541, 2948, 2959, 3082, 5918, 6164, 6187, 11836, 12374, 16951, 18023, 24748, 33902, 36046, 67804, 68057, 72092, 136114, 198253, 272228, 396506, 414529, 793012, 829058, 1658116, 4559819, 9119638, 18239276]

約数ペア:

[(1, 18239276), (2, 9119638), (4, 4559819), (11, 1658116), (22, 829058), (23, 793012), (44, 414529), (46, 396506), (67, 272228), (92, 198253), (134, 136114), (253, 72092), (268, 68057), (269, 67804), (506, 36046), (538, 33902), (737, 24748), (1012, 18023), (1076, 16951), (1474, 12374), (1541, 11836), (2948, 6187), (2959, 6164), (3082, 5918)]