19236040

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3671}}^1$

素因数の和:3813

約数の個数: 32

約数和(自身を含む): 43623360

約数和(自身を除く): 24387320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 3671, 5240, 7342, 14684, 18355, 29368, 36710, 73420, 146840, 480901, 961802, 1923604, 2404505, 3847208, 4809010, 9618020, 19236040]

約数ペア:

[(1, 19236040), (2, 9618020), (4, 4809010), (5, 3847208), (8, 2404505), (10, 1923604), (20, 961802), (40, 480901), (131, 146840), (262, 73420), (524, 36710), (655, 29368), (1048, 18355), (1310, 14684), (2620, 7342), (3671, 5240)]