20863536

素因数分解:

$2^4\times 3^1\times {\mathrm{97}}^1\times {\mathrm{4481}}^1$

素因数の和:4589

約数の個数: 40

約数和(自身を含む): 54465264

約数和(自身を除く): 33601728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 4481, 4656, 8962, 13443, 17924, 26886, 35848, 53772, 71696, 107544, 215088, 434657, 869314, 1303971, 1738628, 2607942, 3477256, 5215884, 6954512, 10431768, 20863536]

約数ペア:

[(1, 20863536), (2, 10431768), (3, 6954512), (4, 5215884), (6, 3477256), (8, 2607942), (12, 1738628), (16, 1303971), (24, 869314), (48, 434657), (97, 215088), (194, 107544), (291, 71696), (388, 53772), (582, 35848), (776, 26886), (1164, 17924), (1552, 13443), (2328, 8962), (4481, 4656)]