15915008

素因数分解:

$2^{11}\times {\mathrm{19}}^1\times {\mathrm{409}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 33579000

約数和(自身を除く): 17663992

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 409, 512, 608, 818, 1024, 1216, 1636, 2048, 2432, 3272, 4864, 6544, 7771, 9728, 13088, 15542, 19456, 26176, 31084, 38912, 52352, 62168, 104704, 124336, 209408, 248672, 418816, 497344, 837632, 994688, 1989376, 3978752, 7957504, 15915008]

約数ペア:

[(1, 15915008), (2, 7957504), (4, 3978752), (8, 1989376), (16, 994688), (19, 837632), (32, 497344), (38, 418816), (64, 248672), (76, 209408), (128, 124336), (152, 104704), (256, 62168), (304, 52352), (409, 38912), (512, 31084), (608, 26176), (818, 19456), (1024, 15542), (1216, 13088), (1636, 9728), (2048, 7771), (2432, 6544), (3272, 4864)]