20379576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 41828424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 47, 56, 58, 84, 87, 89, 94, 116, 141, 168, 174, 178, 188, 203, 232, 267, 282, 329, 348, 356, 376, 406, 534, 564, 609, 623, 658, 696, 712, 812, 987, 1068, 1128, 1218, 1246, 1316, 1363, 1624, 1869, 1974, 2136, 2436, 2492, 2581, 2632, 2726, 3738, 3948, 4089, 4183, 4872, 4984, 5162, 5452, 7476, 7743, 7896, 8178, 8366, 9541, 10324, 10904, 12549, 14952, 15486, 16356, 16732, 18067, 19082, 20648, 25098, 28623, 29281, 30972, 32712, 33464, 36134, 38164, 50196, 54201, 57246, 58562, 61944, 72268, 76328, 87843, 100392, 108402, 114492, 117124, 121307, 144536, 175686, 216804, 228984, 234248, 242614, 351372, 363921, 433608, 485228, 702744, 727842, 849149, 970456, 1455684, 1698298, 2547447, 2911368, 3396596, 5094894, 6793192, 10189788, 20379576]

約数ペア:

[(1, 20379576), (2, 10189788), (3, 6793192), (4, 5094894), (6, 3396596), (7, 2911368), (8, 2547447), (12, 1698298), (14, 1455684), (21, 970456), (24, 849149), (28, 727842), (29, 702744), (42, 485228), (47, 433608), (56, 363921), (58, 351372), (84, 242614), (87, 234248), (89, 228984), (94, 216804), (116, 175686), (141, 144536), (168, 121307), (174, 117124), (178, 114492), (188, 108402), (203, 100392), (232, 87843), (267, 76328), (282, 72268), (329, 61944), (348, 58562), (356, 57246), (376, 54201), (406, 50196), (534, 38164), (564, 36134), (609, 33464), (623, 32712), (658, 30972), (696, 29281), (712, 28623), (812, 25098), (987, 20648), (1068, 19082), (1128, 18067), (1218, 16732), (1246, 16356), (1316, 15486), (1363, 14952), (1624, 12549), (1869, 10904), (1974, 10324), (2136, 9541), (2436, 8366), (2492, 8178), (2581, 7896), (2632, 7743), (2726, 7476), (3738, 5452), (3948, 5162), (4089, 4984), (4183, 4872)]