20362736

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1741}}^1$

素因数の和:1809

約数の個数: 40

約数和(自身を含む): 42769584

約数和(自身を除く): 22406848

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 272, 344, 688, 731, 1462, 1741, 2924, 3482, 5848, 6964, 11696, 13928, 27856, 29597, 59194, 74863, 118388, 149726, 236776, 299452, 473552, 598904, 1197808, 1272671, 2545342, 5090684, 10181368, 20362736]

約数ペア:

[(1, 20362736), (2, 10181368), (4, 5090684), (8, 2545342), (16, 1272671), (17, 1197808), (34, 598904), (43, 473552), (68, 299452), (86, 236776), (136, 149726), (172, 118388), (272, 74863), (344, 59194), (688, 29597), (731, 27856), (1462, 13928), (1741, 11696), (2924, 6964), (3482, 5848)]