20364032

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{211}}^1$

素因数の和:269

約数の個数: 72

約数和(自身を含む): 45499440

約数和(自身を除く): 25135408

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 128, 208, 211, 232, 256, 377, 416, 422, 464, 754, 832, 844, 928, 1508, 1664, 1688, 1856, 2743, 3016, 3328, 3376, 3712, 5486, 6032, 6119, 6752, 7424, 10972, 12064, 12238, 13504, 21944, 24128, 24476, 27008, 43888, 48256, 48952, 54016, 79547, 87776, 96512, 97904, 159094, 175552, 195808, 318188, 351104, 391616, 636376, 702208, 783232, 1272752, 1566464, 2545504, 5091008, 10182016, 20364032]

約数ペア:

[(1, 20364032), (2, 10182016), (4, 5091008), (8, 2545504), (13, 1566464), (16, 1272752), (26, 783232), (29, 702208), (32, 636376), (52, 391616), (58, 351104), (64, 318188), (104, 195808), (116, 175552), (128, 159094), (208, 97904), (211, 96512), (232, 87776), (256, 79547), (377, 54016), (416, 48952), (422, 48256), (464, 43888), (754, 27008), (832, 24476), (844, 24128), (928, 21944), (1508, 13504), (1664, 12238), (1688, 12064), (1856, 10972), (2743, 7424), (3016, 6752), (3328, 6119), (3376, 6032), (3712, 5486)]