18383744

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:199

約数の個数: 64

約数和(自身を含む): 39070080

約数和(自身を除く): 20686336

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 113, 124, 128, 164, 226, 248, 328, 452, 496, 656, 904, 992, 1271, 1312, 1808, 1984, 2542, 2624, 3503, 3616, 3968, 4633, 5084, 5248, 7006, 7232, 9266, 10168, 14012, 14464, 18532, 20336, 28024, 37064, 40672, 56048, 74128, 81344, 112096, 143623, 148256, 162688, 224192, 287246, 296512, 448384, 574492, 593024, 1148984, 2297968, 4595936, 9191872, 18383744]

約数ペア:

[(1, 18383744), (2, 9191872), (4, 4595936), (8, 2297968), (16, 1148984), (31, 593024), (32, 574492), (41, 448384), (62, 296512), (64, 287246), (82, 224192), (113, 162688), (124, 148256), (128, 143623), (164, 112096), (226, 81344), (248, 74128), (328, 56048), (452, 40672), (496, 37064), (656, 28024), (904, 20336), (992, 18532), (1271, 14464), (1312, 14012), (1808, 10168), (1984, 9266), (2542, 7232), (2624, 7006), (3503, 5248), (3616, 5084), (3968, 4633)]