81402736

素因数分解:

$2^4\times {\mathrm{2069}}^1\times {\mathrm{2459}}^1$

素因数の和:4536

約数の個数: 20

約数和(自身を含む): 157858200

約数和(自身を除く): 76455464

約数列:

[1, 2, 4, 8, 16, 2069, 2459, 4138, 4918, 8276, 9836, 16552, 19672, 33104, 39344, 5087671, 10175342, 20350684, 40701368, 81402736]

約数ペア:

[(1, 81402736), (2, 40701368), (4, 20350684), (8, 10175342), (16, 5087671), (2069, 39344), (2459, 33104), (4138, 19672), (4918, 16552), (8276, 9836)]