18751410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2341}}^1$

素因数の和:2443

約数の個数: 48

約数和(自身を含む): 49322520

約数和(自身を除く): 30571110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2341, 2670, 4005, 4682, 7023, 8010, 11705, 14046, 21069, 23410, 35115, 42138, 70230, 105345, 208349, 210690, 416698, 625047, 1041745, 1250094, 1875141, 2083490, 3125235, 3750282, 6250470, 9375705, 18751410]

約数ペア:

[(1, 18751410), (2, 9375705), (3, 6250470), (5, 3750282), (6, 3125235), (9, 2083490), (10, 1875141), (15, 1250094), (18, 1041745), (30, 625047), (45, 416698), (89, 210690), (90, 208349), (178, 105345), (267, 70230), (445, 42138), (534, 35115), (801, 23410), (890, 21069), (1335, 14046), (1602, 11705), (2341, 8010), (2670, 7023), (4005, 4682)]