318390832

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{20707}}^1$

素因数の和:20777

約数の個数: 30

約数和(自身を含む): 637454364

約数和(自身を除く): 319063532

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 7688, 15376, 20707, 41414, 82828, 165656, 331312, 641917, 1283834, 2567668, 5135336, 10270672, 19899427, 39798854, 79597708, 159195416, 318390832]

約数ペア:

[(1, 318390832), (2, 159195416), (4, 79597708), (8, 39798854), (16, 19899427), (31, 10270672), (62, 5135336), (124, 2567668), (248, 1283834), (496, 641917), (961, 331312), (1922, 165656), (3844, 82828), (7688, 41414), (15376, 20707)]