31505344

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1$

素因数の和:2037

約数の個数: 56

約数和(自身を含む): 70906640

約数和(自身を除く): 39401296

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 1993, 3952, 3986, 7904, 7972, 15808, 15944, 25909, 31888, 37867, 51818, 63776, 75734, 103636, 127552, 151468, 207272, 302936, 414544, 492271, 605872, 829088, 984542, 1211744, 1658176, 1969084, 2423488, 3938168, 7876336, 15752672, 31505344]

約数ペア:

[(1, 31505344), (2, 15752672), (4, 7876336), (8, 3938168), (13, 2423488), (16, 1969084), (19, 1658176), (26, 1211744), (32, 984542), (38, 829088), (52, 605872), (64, 492271), (76, 414544), (104, 302936), (152, 207272), (208, 151468), (247, 127552), (304, 103636), (416, 75734), (494, 63776), (608, 51818), (832, 37867), (988, 31888), (1216, 25909), (1976, 15944), (1993, 15808), (3952, 7972), (3986, 7904)]