20708394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2063}}^1$

素因数の和:2314

約数の個数: 32

約数和(自身を含む): 47554560

約数和(自身を除く): 26846166

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 2063, 3346, 4126, 5019, 6189, 10038, 12378, 14441, 28882, 43323, 86646, 493057, 986114, 1479171, 2958342, 3451399, 6902798, 10354197, 20708394]

約数ペア:

[(1, 20708394), (2, 10354197), (3, 6902798), (6, 3451399), (7, 2958342), (14, 1479171), (21, 986114), (42, 493057), (239, 86646), (478, 43323), (717, 28882), (1434, 14441), (1673, 12378), (2063, 10038), (3346, 6189), (4126, 5019)]