19913952

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:376

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 36695328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 29, 32, 46, 48, 58, 69, 87, 92, 96, 116, 138, 174, 184, 232, 276, 311, 348, 368, 464, 552, 622, 667, 696, 736, 928, 933, 1104, 1244, 1334, 1392, 1866, 2001, 2208, 2488, 2668, 2784, 3732, 4002, 4976, 5336, 7153, 7464, 8004, 9019, 9952, 10672, 14306, 14928, 16008, 18038, 21344, 21459, 27057, 28612, 29856, 32016, 36076, 42918, 54114, 57224, 64032, 72152, 85836, 108228, 114448, 144304, 171672, 207437, 216456, 228896, 288608, 343344, 414874, 432912, 622311, 686688, 829748, 865824, 1244622, 1659496, 2489244, 3318992, 4978488, 6637984, 9956976, 19913952]

約数ペア:

[(1, 19913952), (2, 9956976), (3, 6637984), (4, 4978488), (6, 3318992), (8, 2489244), (12, 1659496), (16, 1244622), (23, 865824), (24, 829748), (29, 686688), (32, 622311), (46, 432912), (48, 414874), (58, 343344), (69, 288608), (87, 228896), (92, 216456), (96, 207437), (116, 171672), (138, 144304), (174, 114448), (184, 108228), (232, 85836), (276, 72152), (311, 64032), (348, 57224), (368, 54114), (464, 42918), (552, 36076), (622, 32016), (667, 29856), (696, 28612), (736, 27057), (928, 21459), (933, 21344), (1104, 18038), (1244, 16008), (1334, 14928), (1392, 14306), (1866, 10672), (2001, 9952), (2208, 9019), (2488, 8004), (2668, 7464), (2784, 7153), (3732, 5336), (4002, 4976)]