19951064

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1103}}^1$

素因数の和:1152

約数の個数: 64

約数和(自身を含む): 47692800

約数和(自身を除く): 27741736

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 238, 266, 323, 476, 532, 646, 952, 1064, 1103, 1292, 2206, 2261, 2584, 4412, 4522, 7721, 8824, 9044, 15442, 18088, 18751, 20957, 30884, 37502, 41914, 61768, 75004, 83828, 131257, 146699, 150008, 167656, 262514, 293398, 356269, 525028, 586796, 712538, 1050056, 1173592, 1425076, 2493883, 2850152, 4987766, 9975532, 19951064]

約数ペア:

[(1, 19951064), (2, 9975532), (4, 4987766), (7, 2850152), (8, 2493883), (14, 1425076), (17, 1173592), (19, 1050056), (28, 712538), (34, 586796), (38, 525028), (56, 356269), (68, 293398), (76, 262514), (119, 167656), (133, 150008), (136, 146699), (152, 131257), (238, 83828), (266, 75004), (323, 61768), (476, 41914), (532, 37502), (646, 30884), (952, 20957), (1064, 18751), (1103, 18088), (1292, 15442), (2206, 9044), (2261, 8824), (2584, 7721), (4412, 4522)]