19185830638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{37199}}^1$

素因数の和:37536

約数の個数: 32

約数和(自身を含む): 31497984000

約数和(自身を除く): 12312153362

約数列:

[1, 2, 13, 26, 83, 166, 239, 478, 1079, 2158, 3107, 6214, 19837, 37199, 39674, 74398, 257881, 483587, 515762, 967174, 3087517, 6175034, 8890561, 17781122, 40137721, 80275442, 115577293, 231154586, 737916563, 1475833126, 9592915319, 19185830638]

約数ペア:

[(1, 19185830638), (2, 9592915319), (13, 1475833126), (26, 737916563), (83, 231154586), (166, 115577293), (239, 80275442), (478, 40137721), (1079, 17781122), (2158, 8890561), (3107, 6175034), (6214, 3087517), (19837, 967174), (37199, 515762), (39674, 483587), (74398, 257881)]