18418230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{5531}}^1$

素因数の和:5581

約数の個数: 48

約数和(自身を含む): 49190544

約数和(自身を除く): 30772314

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 5531, 11062, 16593, 27655, 33186, 49779, 55310, 82965, 99558, 165930, 204647, 248895, 409294, 497790, 613941, 1023235, 1227882, 1841823, 2046470, 3069705, 3683646, 6139410, 9209115, 18418230]

約数ペア:

[(1, 18418230), (2, 9209115), (3, 6139410), (5, 3683646), (6, 3069705), (9, 2046470), (10, 1841823), (15, 1227882), (18, 1023235), (30, 613941), (37, 497790), (45, 409294), (74, 248895), (90, 204647), (111, 165930), (185, 99558), (222, 82965), (333, 55310), (370, 49779), (555, 33186), (666, 27655), (1110, 16593), (1665, 11062), (3330, 5531)]