18701384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{179821}}^1$

素因数の和:179840

約数の個数: 16

約数和(自身を含む): 37762620

約数和(自身を除く): 19061236

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 179821, 359642, 719284, 1438568, 2337673, 4675346, 9350692, 18701384]

約数ペア:

[(1, 18701384), (2, 9350692), (4, 4675346), (8, 2337673), (13, 1438568), (26, 719284), (52, 359642), (104, 179821)]