18808683785

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2\times {\mathrm{1951}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 24538607616

約数和(自身を除く): 5729923831

約数列:

[1, 5, 31, 37, 41, 155, 185, 205, 1147, 1271, 1517, 1681, 1951, 5735, 6355, 7585, 8405, 9755, 47027, 52111, 60481, 62197, 72187, 79991, 235135, 260555, 302405, 310985, 360935, 399955, 1928107, 2237797, 2479721, 2959667, 3279631, 9640535, 11188985, 12398605, 14798335, 16398155, 91749677, 101668561, 121346347, 458748385, 508342805, 606731735, 3761736757, 18808683785]

約数ペア:

[(1, 18808683785), (5, 3761736757), (31, 606731735), (37, 508342805), (41, 458748385), (155, 121346347), (185, 101668561), (205, 91749677), (1147, 16398155), (1271, 14798335), (1517, 12398605), (1681, 11188985), (1951, 9640535), (5735, 3279631), (6355, 2959667), (7585, 2479721), (8405, 2237797), (9755, 1928107), (47027, 399955), (52111, 360935), (60481, 310985), (62197, 302405), (72187, 260555), (79991, 235135)]