16870784

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1031

約数の個数: 64

約数和(自身を含む): 40473600

約数和(自身を除く): 23602816

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 991, 1064, 1216, 1982, 2128, 2432, 3964, 4256, 6937, 7928, 8512, 13874, 15856, 17024, 18829, 27748, 31712, 37658, 55496, 63424, 75316, 110992, 126848, 131803, 150632, 221984, 263606, 301264, 443968, 527212, 602528, 887936, 1054424, 1205056, 2108848, 2410112, 4217696, 8435392, 16870784]

約数ペア:

[(1, 16870784), (2, 8435392), (4, 4217696), (7, 2410112), (8, 2108848), (14, 1205056), (16, 1054424), (19, 887936), (28, 602528), (32, 527212), (38, 443968), (56, 301264), (64, 263606), (76, 221984), (112, 150632), (128, 131803), (133, 126848), (152, 110992), (224, 75316), (266, 63424), (304, 55496), (448, 37658), (532, 31712), (608, 27748), (896, 18829), (991, 17024), (1064, 15856), (1216, 13874), (1982, 8512), (2128, 7928), (2432, 6937), (3964, 4256)]