18287190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3331}}^1$

素因数の和:3405

約数の個数: 48

約数和(自身を含む): 48340656

約数和(自身を除く): 30053466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 3331, 5490, 6662, 9993, 16655, 19986, 29979, 33310, 49965, 59958, 99930, 149895, 203191, 299790, 406382, 609573, 1015955, 1219146, 1828719, 2031910, 3047865, 3657438, 6095730, 9143595, 18287190]

約数ペア:

[(1, 18287190), (2, 9143595), (3, 6095730), (5, 3657438), (6, 3047865), (9, 2031910), (10, 1828719), (15, 1219146), (18, 1015955), (30, 609573), (45, 406382), (61, 299790), (90, 203191), (122, 149895), (183, 99930), (305, 59958), (366, 49965), (549, 33310), (610, 29979), (915, 19986), (1098, 16655), (1830, 9993), (2745, 6662), (3331, 5490)]