31841264

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1151}}^1$

素因数の和:1198

約数の個数: 80

約数和(自身を含む): 79994880

約数和(自身を除く): 48153616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 76, 91, 104, 112, 133, 152, 182, 208, 247, 266, 304, 364, 494, 532, 728, 988, 1064, 1151, 1456, 1729, 1976, 2128, 2302, 3458, 3952, 4604, 6916, 8057, 9208, 13832, 14963, 16114, 18416, 21869, 27664, 29926, 32228, 43738, 59852, 64456, 87476, 104741, 119704, 128912, 153083, 174952, 209482, 239408, 284297, 306166, 349904, 418964, 568594, 612332, 837928, 1137188, 1224664, 1675856, 1990079, 2274376, 2449328, 3980158, 4548752, 7960316, 15920632, 31841264]

約数ペア:

[(1, 31841264), (2, 15920632), (4, 7960316), (7, 4548752), (8, 3980158), (13, 2449328), (14, 2274376), (16, 1990079), (19, 1675856), (26, 1224664), (28, 1137188), (38, 837928), (52, 612332), (56, 568594), (76, 418964), (91, 349904), (104, 306166), (112, 284297), (133, 239408), (152, 209482), (182, 174952), (208, 153083), (247, 128912), (266, 119704), (304, 104741), (364, 87476), (494, 64456), (532, 59852), (728, 43738), (988, 32228), (1064, 29926), (1151, 27664), (1456, 21869), (1729, 18416), (1976, 16114), (2128, 14963), (2302, 13832), (3458, 9208), (3952, 8057), (4604, 6916)]