31351672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1103}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 71539200

約数和(自身を除く): 40187528

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 187, 209, 323, 374, 418, 646, 748, 836, 1103, 1292, 1496, 1672, 2206, 2584, 3553, 4412, 7106, 8824, 12133, 14212, 18751, 20957, 24266, 28424, 37502, 41914, 48532, 75004, 83828, 97064, 150008, 167656, 206261, 230527, 356269, 412522, 461054, 712538, 825044, 922108, 1425076, 1650088, 1844216, 2850152, 3918959, 7837918, 15675836, 31351672]

約数ペア:

[(1, 31351672), (2, 15675836), (4, 7837918), (8, 3918959), (11, 2850152), (17, 1844216), (19, 1650088), (22, 1425076), (34, 922108), (38, 825044), (44, 712538), (68, 461054), (76, 412522), (88, 356269), (136, 230527), (152, 206261), (187, 167656), (209, 150008), (323, 97064), (374, 83828), (418, 75004), (646, 48532), (748, 41914), (836, 37502), (1103, 28424), (1292, 24266), (1496, 20957), (1672, 18751), (2206, 14212), (2584, 12133), (3553, 8824), (4412, 7106)]