18441836

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2543}}^1$

素因数の和:2598

約数の個数: 36

約数和(自身を含む): 38572128

約数和(自身を除く): 20130292

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 2543, 3626, 5086, 7252, 10172, 17801, 35602, 71204, 94091, 124607, 188182, 249214, 376364, 498428, 658637, 1317274, 2634548, 4610459, 9220918, 18441836]

約数ペア:

[(1, 18441836), (2, 9220918), (4, 4610459), (7, 2634548), (14, 1317274), (28, 658637), (37, 498428), (49, 376364), (74, 249214), (98, 188182), (148, 124607), (196, 94091), (259, 71204), (518, 35602), (1036, 17801), (1813, 10172), (2543, 7252), (3626, 5086)]