19756424

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 41126400

約数和(自身を除く): 21369976

約数列:

[1, 2, 4, 8, 29, 31, 41, 58, 62, 67, 82, 116, 124, 134, 164, 232, 248, 268, 328, 536, 899, 1189, 1271, 1798, 1943, 2077, 2378, 2542, 2747, 3596, 3886, 4154, 4756, 5084, 5494, 7192, 7772, 8308, 9512, 10168, 10988, 15544, 16616, 21976, 36859, 60233, 73718, 79663, 85157, 120466, 147436, 159326, 170314, 240932, 294872, 318652, 340628, 481864, 637304, 681256, 2469553, 4939106, 9878212, 19756424]

約数ペア:

[(1, 19756424), (2, 9878212), (4, 4939106), (8, 2469553), (29, 681256), (31, 637304), (41, 481864), (58, 340628), (62, 318652), (67, 294872), (82, 240932), (116, 170314), (124, 159326), (134, 147436), (164, 120466), (232, 85157), (248, 79663), (268, 73718), (328, 60233), (536, 36859), (899, 21976), (1189, 16616), (1271, 15544), (1798, 10988), (1943, 10168), (2077, 9512), (2378, 8308), (2542, 7772), (2747, 7192), (3596, 5494), (3886, 5084), (4154, 4756)]