40021384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{384821}}^1$

素因数の和:384840

約数の個数: 16

約数和(自身を含む): 80812620

約数和(自身を除く): 40791236

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 384821, 769642, 1539284, 3078568, 5002673, 10005346, 20010692, 40021384]

約数ペア:

[(1, 40021384), (2, 20010692), (4, 10005346), (8, 5002673), (13, 3078568), (26, 1539284), (52, 769642), (104, 384821)]