18629888

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{1193}}^1$

素因数の和:1270

約数の個数: 36

約数和(自身を含む): 37828308

約数和(自身を除く): 19198420

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1193, 1952, 2386, 3904, 4772, 7808, 9544, 15616, 19088, 38176, 72773, 76352, 145546, 152704, 291092, 305408, 582184, 1164368, 2328736, 4657472, 9314944, 18629888]

約数ペア:

[(1, 18629888), (2, 9314944), (4, 4657472), (8, 2328736), (16, 1164368), (32, 582184), (61, 305408), (64, 291092), (122, 152704), (128, 145546), (244, 76352), (256, 72773), (488, 38176), (976, 19088), (1193, 15616), (1952, 9544), (2386, 7808), (3904, 4772)]