18580352

素因数分解:

$2^7\times 7^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 42962400

約数和(自身を除く): 24382048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 89, 112, 128, 178, 224, 233, 356, 448, 466, 623, 712, 896, 932, 1246, 1424, 1631, 1864, 2492, 2848, 3262, 3728, 4984, 5696, 6524, 7456, 9968, 11392, 13048, 14912, 19936, 20737, 26096, 29824, 39872, 41474, 52192, 79744, 82948, 104384, 145159, 165896, 208768, 290318, 331792, 580636, 663584, 1161272, 1327168, 2322544, 2654336, 4645088, 9290176, 18580352]

約数ペア:

[(1, 18580352), (2, 9290176), (4, 4645088), (7, 2654336), (8, 2322544), (14, 1327168), (16, 1161272), (28, 663584), (32, 580636), (56, 331792), (64, 290318), (89, 208768), (112, 165896), (128, 145159), (178, 104384), (224, 82948), (233, 79744), (356, 52192), (448, 41474), (466, 39872), (623, 29824), (712, 26096), (896, 20737), (932, 19936), (1246, 14912), (1424, 13048), (1631, 11392), (1864, 9968), (2492, 7456), (2848, 6524), (3262, 5696), (3728, 4984)]