31989386

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3023}}^1$

素因数の和:3086

約数の個数: 32

約数和(自身を含む): 57915648

約数和(自身を除く): 25926262

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 143, 286, 407, 481, 814, 962, 3023, 5291, 6046, 10582, 33253, 39299, 66506, 78598, 111851, 223702, 432289, 864578, 1230361, 1454063, 2460722, 2908126, 15994693, 31989386]

約数ペア:

[(1, 31989386), (2, 15994693), (11, 2908126), (13, 2460722), (22, 1454063), (26, 1230361), (37, 864578), (74, 432289), (143, 223702), (286, 111851), (407, 78598), (481, 66506), (814, 39299), (962, 33253), (3023, 10582), (5291, 6046)]