3920384

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 80

約数和(自身を含む): 9166080

約数和(自身を除く): 5245696

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 128, 152, 208, 247, 248, 256, 304, 403, 416, 494, 496, 512, 589, 608, 806, 832, 988, 992, 1178, 1216, 1612, 1664, 1976, 1984, 2356, 2432, 3224, 3328, 3952, 3968, 4712, 4864, 6448, 6656, 7657, 7904, 7936, 9424, 9728, 12896, 15314, 15808, 15872, 18848, 25792, 30628, 31616, 37696, 51584, 61256, 63232, 75392, 103168, 122512, 126464, 150784, 206336, 245024, 301568, 490048, 980096, 1960192, 3920384]

約数ペア:

[(1, 3920384), (2, 1960192), (4, 980096), (8, 490048), (13, 301568), (16, 245024), (19, 206336), (26, 150784), (31, 126464), (32, 122512), (38, 103168), (52, 75392), (62, 63232), (64, 61256), (76, 51584), (104, 37696), (124, 31616), (128, 30628), (152, 25792), (208, 18848), (247, 15872), (248, 15808), (256, 15314), (304, 12896), (403, 9728), (416, 9424), (494, 7936), (496, 7904), (512, 7657), (589, 6656), (608, 6448), (806, 4864), (832, 4712), (988, 3968), (992, 3952), (1178, 3328), (1216, 3224), (1612, 2432), (1664, 2356), (1976, 1984)]