18219900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{60733}}^1$

素因数の和:60750

約数の個数: 36

約数和(自身を含む): 52717112

約数和(自身を除く): 34497212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 60733, 121466, 182199, 242932, 303665, 364398, 607330, 728796, 910995, 1214660, 1518325, 1821990, 3036650, 3643980, 4554975, 6073300, 9109950, 18219900]

約数ペア:

[(1, 18219900), (2, 9109950), (3, 6073300), (4, 4554975), (5, 3643980), (6, 3036650), (10, 1821990), (12, 1518325), (15, 1214660), (20, 910995), (25, 728796), (30, 607330), (50, 364398), (60, 303665), (75, 242932), (100, 182199), (150, 121466), (300, 60733)]