20161956416

素因数分解:

$2^6\times 7^1\times {\mathrm{53}}^1\times {\mathrm{719}}^1\times {\mathrm{1181}}^1$

素因数の和:1972

約数の個数: 112

約数和(自身を含む): 46691458560

約数和(自身を除く): 26529502144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 53, 56, 64, 106, 112, 212, 224, 371, 424, 448, 719, 742, 848, 1181, 1438, 1484, 1696, 2362, 2876, 2968, 3392, 4724, 5033, 5752, 5936, 8267, 9448, 10066, 11504, 11872, 16534, 18896, 20132, 23008, 23744, 33068, 37792, 38107, 40264, 46016, 62593, 66136, 75584, 76214, 80528, 125186, 132272, 152428, 161056, 250372, 264544, 266749, 304856, 322112, 438151, 500744, 529088, 533498, 609712, 849139, 876302, 1001488, 1066996, 1219424, 1698278, 1752604, 2002976, 2133992, 2438848, 3396556, 3505208, 4005952, 4267984, 5943973, 6793112, 7010416, 8535968, 11887946, 13586224, 14020832, 17071936, 23775892, 27172448, 28041664, 45004367, 47551784, 54344896, 90008734, 95103568, 180017468, 190207136, 315030569, 360034936, 380414272, 630061138, 720069872, 1260122276, 1440139744, 2520244552, 2880279488, 5040489104, 10080978208, 20161956416]

約数ペア:

[(1, 20161956416), (2, 10080978208), (4, 5040489104), (7, 2880279488), (8, 2520244552), (14, 1440139744), (16, 1260122276), (28, 720069872), (32, 630061138), (53, 380414272), (56, 360034936), (64, 315030569), (106, 190207136), (112, 180017468), (212, 95103568), (224, 90008734), (371, 54344896), (424, 47551784), (448, 45004367), (719, 28041664), (742, 27172448), (848, 23775892), (1181, 17071936), (1438, 14020832), (1484, 13586224), (1696, 11887946), (2362, 8535968), (2876, 7010416), (2968, 6793112), (3392, 5943973), (4724, 4267984), (5033, 4005952), (5752, 3505208), (5936, 3396556), (8267, 2438848), (9448, 2133992), (10066, 2002976), (11504, 1752604), (11872, 1698278), (16534, 1219424), (18896, 1066996), (20132, 1001488), (23008, 876302), (23744, 849139), (33068, 609712), (37792, 533498), (38107, 529088), (40264, 500744), (46016, 438151), (62593, 322112), (66136, 304856), (75584, 266749), (76214, 264544), (80528, 250372), (125186, 161056), (132272, 152428)]