20247568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3967}}^1$

素因数の和:4015

約数の個数: 40

約数和(自身を含む): 44282880

約数和(自身を除く): 24035312

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 88, 116, 176, 232, 319, 464, 638, 1276, 2552, 3967, 5104, 7934, 15868, 31736, 43637, 63472, 87274, 115043, 174548, 230086, 349096, 460172, 698192, 920344, 1265473, 1840688, 2530946, 5061892, 10123784, 20247568]

約数ペア:

[(1, 20247568), (2, 10123784), (4, 5061892), (8, 2530946), (11, 1840688), (16, 1265473), (22, 920344), (29, 698192), (44, 460172), (58, 349096), (88, 230086), (116, 174548), (176, 115043), (232, 87274), (319, 63472), (464, 43637), (638, 31736), (1276, 15868), (2552, 7934), (3967, 5104)]