19933824

素因数分解:

$2^7\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 57674880

約数和(自身を除く): 37741056

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 37, 46, 48, 61, 64, 69, 74, 92, 96, 111, 122, 128, 138, 148, 183, 184, 192, 222, 244, 276, 296, 366, 368, 384, 444, 488, 552, 592, 732, 736, 851, 888, 976, 1104, 1184, 1403, 1464, 1472, 1702, 1776, 1952, 2208, 2257, 2368, 2553, 2806, 2928, 2944, 3404, 3552, 3904, 4209, 4416, 4514, 4736, 5106, 5612, 5856, 6771, 6808, 7104, 7808, 8418, 8832, 9028, 10212, 11224, 11712, 13542, 13616, 14208, 16836, 18056, 20424, 22448, 23424, 27084, 27232, 33672, 36112, 40848, 44896, 51911, 54168, 54464, 67344, 72224, 81696, 89792, 103822, 108336, 108928, 134688, 144448, 155733, 163392, 179584, 207644, 216672, 269376, 288896, 311466, 326784, 415288, 433344, 538752, 622932, 830576, 866688, 1245864, 1661152, 2491728, 3322304, 4983456, 6644608, 9966912, 19933824]

約数ペア:

[(1, 19933824), (2, 9966912), (3, 6644608), (4, 4983456), (6, 3322304), (8, 2491728), (12, 1661152), (16, 1245864), (23, 866688), (24, 830576), (32, 622932), (37, 538752), (46, 433344), (48, 415288), (61, 326784), (64, 311466), (69, 288896), (74, 269376), (92, 216672), (96, 207644), (111, 179584), (122, 163392), (128, 155733), (138, 144448), (148, 134688), (183, 108928), (184, 108336), (192, 103822), (222, 89792), (244, 81696), (276, 72224), (296, 67344), (366, 54464), (368, 54168), (384, 51911), (444, 44896), (488, 40848), (552, 36112), (592, 33672), (732, 27232), (736, 27084), (851, 23424), (888, 22448), (976, 20424), (1104, 18056), (1184, 16836), (1403, 14208), (1464, 13616), (1472, 13542), (1702, 11712), (1776, 11224), (1952, 10212), (2208, 9028), (2257, 8832), (2368, 8418), (2553, 7808), (2806, 7104), (2928, 6808), (2944, 6771), (3404, 5856), (3552, 5612), (3904, 5106), (4209, 4736), (4416, 4514)]