20146972912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{5179}}^1$

素因数の和:5283

約数の個数: 120

約数和(自身を含む): 45923310720

約数和(自身を除く): 25776337808

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 31, 44, 46, 62, 88, 92, 124, 176, 184, 248, 253, 341, 368, 496, 506, 682, 713, 961, 1012, 1364, 1426, 1922, 2024, 2728, 2852, 3844, 4048, 5179, 5456, 5704, 7688, 7843, 10358, 10571, 11408, 15376, 15686, 20716, 21142, 22103, 31372, 41432, 42284, 44206, 56969, 62744, 82864, 84568, 88412, 113938, 119117, 125488, 160549, 169136, 176824, 227876, 238234, 243133, 321098, 353648, 455752, 476468, 486266, 642196, 911504, 952936, 972532, 1284392, 1310287, 1766039, 1905872, 1945064, 2568784, 2620574, 3532078, 3692627, 3890128, 4977019, 5241148, 7064156, 7385254, 9954038, 10482296, 14128312, 14770508, 19908076, 20964592, 28256624, 29541016, 39816152, 40618897, 54747209, 59082032, 79632304, 81237794, 109494418, 114471437, 162475588, 218988836, 228942874, 324951176, 437977672, 457885748, 649902352, 875955344, 915771496, 1259185807, 1831542992, 2518371614, 5036743228, 10073486456, 20146972912]

約数ペア:

[(1, 20146972912), (2, 10073486456), (4, 5036743228), (8, 2518371614), (11, 1831542992), (16, 1259185807), (22, 915771496), (23, 875955344), (31, 649902352), (44, 457885748), (46, 437977672), (62, 324951176), (88, 228942874), (92, 218988836), (124, 162475588), (176, 114471437), (184, 109494418), (248, 81237794), (253, 79632304), (341, 59082032), (368, 54747209), (496, 40618897), (506, 39816152), (682, 29541016), (713, 28256624), (961, 20964592), (1012, 19908076), (1364, 14770508), (1426, 14128312), (1922, 10482296), (2024, 9954038), (2728, 7385254), (2852, 7064156), (3844, 5241148), (4048, 4977019), (5179, 3890128), (5456, 3692627), (5704, 3532078), (7688, 2620574), (7843, 2568784), (10358, 1945064), (10571, 1905872), (11408, 1766039), (15376, 1310287), (15686, 1284392), (20716, 972532), (21142, 952936), (22103, 911504), (31372, 642196), (41432, 486266), (42284, 476468), (44206, 455752), (56969, 353648), (62744, 321098), (82864, 243133), (84568, 238234), (88412, 227876), (113938, 176824), (119117, 169136), (125488, 160549)]