20735904

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:602

約数の個数: 96

約数和(自身を含む): 63383040

約数和(自身を除く): 42647136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 59, 84, 96, 112, 118, 168, 177, 224, 236, 336, 354, 413, 472, 523, 672, 708, 826, 944, 1046, 1239, 1416, 1569, 1652, 1888, 2092, 2478, 2832, 3138, 3304, 3661, 4184, 4956, 5664, 6276, 6608, 7322, 8368, 9912, 10983, 12552, 13216, 14644, 16736, 19824, 21966, 25104, 29288, 30857, 39648, 43932, 50208, 58576, 61714, 87864, 92571, 117152, 123428, 175728, 185142, 215999, 246856, 351456, 370284, 431998, 493712, 647997, 740568, 863996, 987424, 1295994, 1481136, 1727992, 2591988, 2962272, 3455984, 5183976, 6911968, 10367952, 20735904]

約数ペア:

[(1, 20735904), (2, 10367952), (3, 6911968), (4, 5183976), (6, 3455984), (7, 2962272), (8, 2591988), (12, 1727992), (14, 1481136), (16, 1295994), (21, 987424), (24, 863996), (28, 740568), (32, 647997), (42, 493712), (48, 431998), (56, 370284), (59, 351456), (84, 246856), (96, 215999), (112, 185142), (118, 175728), (168, 123428), (177, 117152), (224, 92571), (236, 87864), (336, 61714), (354, 58576), (413, 50208), (472, 43932), (523, 39648), (672, 30857), (708, 29288), (826, 25104), (944, 21966), (1046, 19824), (1239, 16736), (1416, 14644), (1569, 13216), (1652, 12552), (1888, 10983), (2092, 9912), (2478, 8368), (2832, 7322), (3138, 6608), (3304, 6276), (3661, 5664), (4184, 4956)]