20893376

素因数分解:

$2^6\times 7^1\times {\mathrm{149}}^1\times {\mathrm{313}}^1$

素因数の和:481

約数の個数: 56

約数和(自身を含む): 47853600

約数和(自身を除く): 26960224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 149, 224, 298, 313, 448, 596, 626, 1043, 1192, 1252, 2086, 2191, 2384, 2504, 4172, 4382, 4768, 5008, 8344, 8764, 9536, 10016, 16688, 17528, 20032, 33376, 35056, 46637, 66752, 70112, 93274, 140224, 186548, 326459, 373096, 652918, 746192, 1305836, 1492384, 2611672, 2984768, 5223344, 10446688, 20893376]

約数ペア:

[(1, 20893376), (2, 10446688), (4, 5223344), (7, 2984768), (8, 2611672), (14, 1492384), (16, 1305836), (28, 746192), (32, 652918), (56, 373096), (64, 326459), (112, 186548), (149, 140224), (224, 93274), (298, 70112), (313, 66752), (448, 46637), (596, 35056), (626, 33376), (1043, 20032), (1192, 17528), (1252, 16688), (2086, 10016), (2191, 9536), (2384, 8764), (2504, 8344), (4172, 5008), (4382, 4768)]