19953444

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 57335040

約数和(自身を除く): 37381596

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 89, 102, 119, 157, 178, 204, 238, 267, 314, 356, 357, 471, 476, 534, 623, 628, 714, 942, 1068, 1099, 1246, 1428, 1513, 1869, 1884, 2198, 2492, 2669, 3026, 3297, 3738, 4396, 4539, 5338, 6052, 6594, 7476, 8007, 9078, 10591, 10676, 13188, 13973, 16014, 18156, 18683, 21182, 27946, 31773, 32028, 37366, 41919, 42364, 55892, 56049, 63546, 74732, 83838, 97811, 112098, 127092, 167676, 195622, 224196, 237541, 293433, 391244, 475082, 586866, 712623, 950164, 1173732, 1425246, 1662787, 2850492, 3325574, 4988361, 6651148, 9976722, 19953444]

約数ペア:

[(1, 19953444), (2, 9976722), (3, 6651148), (4, 4988361), (6, 3325574), (7, 2850492), (12, 1662787), (14, 1425246), (17, 1173732), (21, 950164), (28, 712623), (34, 586866), (42, 475082), (51, 391244), (68, 293433), (84, 237541), (89, 224196), (102, 195622), (119, 167676), (157, 127092), (178, 112098), (204, 97811), (238, 83838), (267, 74732), (314, 63546), (356, 56049), (357, 55892), (471, 42364), (476, 41919), (534, 37366), (623, 32028), (628, 31773), (714, 27946), (942, 21182), (1068, 18683), (1099, 18156), (1246, 16014), (1428, 13973), (1513, 13188), (1869, 10676), (1884, 10591), (2198, 9078), (2492, 8007), (2669, 7476), (3026, 6594), (3297, 6052), (3738, 5338), (4396, 4539)]