20441664

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{1543}}^1$

素因数の和:1584

約数の個数: 84

約数和(自身を含む): 61179456

約数和(自身を除く): 40737792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 138, 144, 184, 192, 207, 276, 288, 368, 414, 552, 576, 736, 828, 1104, 1472, 1543, 1656, 2208, 3086, 3312, 4416, 4629, 6172, 6624, 9258, 12344, 13248, 13887, 18516, 24688, 27774, 35489, 37032, 49376, 55548, 70978, 74064, 98752, 106467, 111096, 141956, 148128, 212934, 222192, 283912, 296256, 319401, 425868, 444384, 567824, 638802, 851736, 888768, 1135648, 1277604, 1703472, 2271296, 2555208, 3406944, 5110416, 6813888, 10220832, 20441664]

約数ペア:

[(1, 20441664), (2, 10220832), (3, 6813888), (4, 5110416), (6, 3406944), (8, 2555208), (9, 2271296), (12, 1703472), (16, 1277604), (18, 1135648), (23, 888768), (24, 851736), (32, 638802), (36, 567824), (46, 444384), (48, 425868), (64, 319401), (69, 296256), (72, 283912), (92, 222192), (96, 212934), (138, 148128), (144, 141956), (184, 111096), (192, 106467), (207, 98752), (276, 74064), (288, 70978), (368, 55548), (414, 49376), (552, 37032), (576, 35489), (736, 27774), (828, 24688), (1104, 18516), (1472, 13887), (1543, 13248), (1656, 12344), (2208, 9258), (3086, 6624), (3312, 6172), (4416, 4629)]