20023616

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:319

約数の個数: 56

約数和(自身を含む): 42330624

約数和(自身を除く): 22307008

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 61, 64, 92, 122, 184, 223, 244, 368, 446, 488, 736, 892, 976, 1403, 1472, 1784, 1952, 2806, 3568, 3904, 5129, 5612, 7136, 10258, 11224, 13603, 14272, 20516, 22448, 27206, 41032, 44896, 54412, 82064, 89792, 108824, 164128, 217648, 312869, 328256, 435296, 625738, 870592, 1251476, 2502952, 5005904, 10011808, 20023616]

約数ペア:

[(1, 20023616), (2, 10011808), (4, 5005904), (8, 2502952), (16, 1251476), (23, 870592), (32, 625738), (46, 435296), (61, 328256), (64, 312869), (92, 217648), (122, 164128), (184, 108824), (223, 89792), (244, 82064), (368, 54412), (446, 44896), (488, 41032), (736, 27206), (892, 22448), (976, 20516), (1403, 14272), (1472, 13603), (1784, 11224), (1952, 10258), (2806, 7136), (3568, 5612), (3904, 5129)]