20951712

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{3163}}^1$

素因数の和:3202

約数の個数: 72

約数和(自身を含む): 62191584

約数和(自身を除く): 41239872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 69, 72, 92, 96, 138, 144, 184, 207, 276, 288, 368, 414, 552, 736, 828, 1104, 1656, 2208, 3163, 3312, 6326, 6624, 9489, 12652, 18978, 25304, 28467, 37956, 50608, 56934, 72749, 75912, 101216, 113868, 145498, 151824, 218247, 227736, 290996, 303648, 436494, 455472, 581992, 654741, 872988, 910944, 1163984, 1309482, 1745976, 2327968, 2618964, 3491952, 5237928, 6983904, 10475856, 20951712]

約数ペア:

[(1, 20951712), (2, 10475856), (3, 6983904), (4, 5237928), (6, 3491952), (8, 2618964), (9, 2327968), (12, 1745976), (16, 1309482), (18, 1163984), (23, 910944), (24, 872988), (32, 654741), (36, 581992), (46, 455472), (48, 436494), (69, 303648), (72, 290996), (92, 227736), (96, 218247), (138, 151824), (144, 145498), (184, 113868), (207, 101216), (276, 75912), (288, 72749), (368, 56934), (414, 50608), (552, 37956), (736, 28467), (828, 25304), (1104, 18978), (1656, 12652), (2208, 9489), (3163, 6624), (3312, 6326)]