19773824

素因数分解:

$2^7\times 7^1\times {\mathrm{29}}^1\times {\mathrm{761}}^1$

素因数の和:811

約数の個数: 64

約数和(自身を含む): 46634400

約数和(自身を除く): 26860576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 128, 203, 224, 232, 406, 448, 464, 761, 812, 896, 928, 1522, 1624, 1856, 3044, 3248, 3712, 5327, 6088, 6496, 10654, 12176, 12992, 21308, 22069, 24352, 25984, 42616, 44138, 48704, 85232, 88276, 97408, 154483, 170464, 176552, 308966, 340928, 353104, 617932, 681856, 706208, 1235864, 1412416, 2471728, 2824832, 4943456, 9886912, 19773824]

約数ペア:

[(1, 19773824), (2, 9886912), (4, 4943456), (7, 2824832), (8, 2471728), (14, 1412416), (16, 1235864), (28, 706208), (29, 681856), (32, 617932), (56, 353104), (58, 340928), (64, 308966), (112, 176552), (116, 170464), (128, 154483), (203, 97408), (224, 88276), (232, 85232), (406, 48704), (448, 44138), (464, 42616), (761, 25984), (812, 24352), (896, 22069), (928, 21308), (1522, 12992), (1624, 12176), (1856, 10654), (3044, 6496), (3248, 6088), (3712, 5327)]