20888973098

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{911}}^1\times {\mathrm{11783}}^1$

素因数の和:12842

約数の個数: 32

約数和(自身を含む): 36109946880

約数和(自身を除く): 15220973782

約数列:

[1, 2, 7, 14, 139, 278, 911, 973, 1822, 1946, 6377, 11783, 12754, 23566, 82481, 126629, 164962, 253258, 886403, 1637837, 1772806, 3275674, 10734313, 11464859, 21468626, 22929718, 75140191, 150280382, 1492069507, 2984139014, 10444486549, 20888973098]

約数ペア:

[(1, 20888973098), (2, 10444486549), (7, 2984139014), (14, 1492069507), (139, 150280382), (278, 75140191), (911, 22929718), (973, 21468626), (1822, 11464859), (1946, 10734313), (6377, 3275674), (11783, 1772806), (12754, 1637837), (23566, 886403), (82481, 253258), (126629, 164962)]