19601792

素因数分解:

$2^7\times 7^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 45239040

約数和(自身を除く): 25637248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 131, 167, 224, 262, 334, 448, 524, 668, 896, 917, 1048, 1169, 1336, 1834, 2096, 2338, 2672, 3668, 4192, 4676, 5344, 7336, 8384, 9352, 10688, 14672, 16768, 18704, 21376, 21877, 29344, 37408, 43754, 58688, 74816, 87508, 117376, 149632, 153139, 175016, 306278, 350032, 612556, 700064, 1225112, 1400128, 2450224, 2800256, 4900448, 9800896, 19601792]

約数ペア:

[(1, 19601792), (2, 9800896), (4, 4900448), (7, 2800256), (8, 2450224), (14, 1400128), (16, 1225112), (28, 700064), (32, 612556), (56, 350032), (64, 306278), (112, 175016), (128, 153139), (131, 149632), (167, 117376), (224, 87508), (262, 74816), (334, 58688), (448, 43754), (524, 37408), (668, 29344), (896, 21877), (917, 21376), (1048, 18704), (1169, 16768), (1336, 14672), (1834, 10688), (2096, 9352), (2338, 8384), (2672, 7336), (3668, 5344), (4192, 4676)]