18376436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 36201984

約数和(自身を除く): 17825548

約数列:

[1, 2, 4, 13, 26, 47, 52, 73, 94, 103, 146, 188, 206, 292, 412, 611, 949, 1222, 1339, 1898, 2444, 2678, 3431, 3796, 4841, 5356, 6862, 7519, 9682, 13724, 15038, 19364, 30076, 44603, 62933, 89206, 97747, 125866, 178412, 195494, 251732, 353393, 390988, 706786, 1413572, 4594109, 9188218, 18376436]

約数ペア:

[(1, 18376436), (2, 9188218), (4, 4594109), (13, 1413572), (26, 706786), (47, 390988), (52, 353393), (73, 251732), (94, 195494), (103, 178412), (146, 125866), (188, 97747), (206, 89206), (292, 62933), (412, 44603), (611, 30076), (949, 19364), (1222, 15038), (1339, 13724), (1898, 9682), (2444, 7519), (2678, 6862), (3431, 5356), (3796, 4841)]