19563008

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2048

約数の個数: 40

約数和(自身を含む): 41165520

約数和(自身を除く): 21602512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2011, 2432, 4022, 4864, 8044, 9728, 16088, 32176, 38209, 64352, 76418, 128704, 152836, 257408, 305672, 514816, 611344, 1029632, 1222688, 2445376, 4890752, 9781504, 19563008]

約数ペア:

[(1, 19563008), (2, 9781504), (4, 4890752), (8, 2445376), (16, 1222688), (19, 1029632), (32, 611344), (38, 514816), (64, 305672), (76, 257408), (128, 152836), (152, 128704), (256, 76418), (304, 64352), (512, 38209), (608, 32176), (1216, 16088), (2011, 9728), (2432, 8044), (4022, 4864)]