18043844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2609}}^1$

素因数の和:2652

約数の個数: 48

約数和(自身を含む): 40924800

約数和(自身を除く): 22880956

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2609, 3458, 5218, 6916, 10436, 18263, 33917, 36526, 49571, 67834, 73052, 99142, 135668, 198284, 237419, 346997, 474838, 644423, 693994, 949676, 1288846, 1387988, 2577692, 4510961, 9021922, 18043844]

約数ペア:

[(1, 18043844), (2, 9021922), (4, 4510961), (7, 2577692), (13, 1387988), (14, 1288846), (19, 949676), (26, 693994), (28, 644423), (38, 474838), (52, 346997), (76, 237419), (91, 198284), (133, 135668), (182, 99142), (247, 73052), (266, 67834), (364, 49571), (494, 36526), (532, 33917), (988, 18263), (1729, 10436), (2609, 6916), (3458, 5218)]