18005478210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1005331}}^1$

素因数の和:1005543

約数の個数: 48

約数和(自身を含む): 47049537600

約数和(自身を除く): 29044059390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 597, 995, 1194, 1791, 1990, 2985, 3582, 5970, 8955, 17910, 1005331, 2010662, 3015993, 5026655, 6031986, 9047979, 10053310, 15079965, 18095958, 30159930, 45239895, 90479790, 200060869, 400121738, 600182607, 1000304345, 1200365214, 1800547821, 2000608690, 3000913035, 3601095642, 6001826070, 9002739105, 18005478210]

約数ペア:

[(1, 18005478210), (2, 9002739105), (3, 6001826070), (5, 3601095642), (6, 3000913035), (9, 2000608690), (10, 1800547821), (15, 1200365214), (18, 1000304345), (30, 600182607), (45, 400121738), (90, 200060869), (199, 90479790), (398, 45239895), (597, 30159930), (995, 18095958), (1194, 15079965), (1791, 10053310), (1990, 9047979), (2985, 6031986), (3582, 5026655), (5970, 3015993), (8955, 2010662), (17910, 1005331)]