18729030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 28549050

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 47, 74, 94, 111, 141, 185, 222, 235, 282, 359, 370, 470, 555, 705, 718, 1077, 1110, 1410, 1739, 1795, 2154, 3478, 3590, 5217, 5385, 8695, 10434, 10770, 13283, 16873, 17390, 26085, 26566, 33746, 39849, 50619, 52170, 66415, 79698, 84365, 101238, 132830, 168730, 199245, 253095, 398490, 506190, 624301, 1248602, 1872903, 3121505, 3745806, 6243010, 9364515, 18729030]

約数ペア:

[(1, 18729030), (2, 9364515), (3, 6243010), (5, 3745806), (6, 3121505), (10, 1872903), (15, 1248602), (30, 624301), (37, 506190), (47, 398490), (74, 253095), (94, 199245), (111, 168730), (141, 132830), (185, 101238), (222, 84365), (235, 79698), (282, 66415), (359, 52170), (370, 50619), (470, 39849), (555, 33746), (705, 26566), (718, 26085), (1077, 17390), (1110, 16873), (1410, 13283), (1739, 10770), (1795, 10434), (2154, 8695), (3478, 5385), (3590, 5217)]