19643940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109133}}^1$

素因数の和:109148

約数の個数: 36

約数和(自身を含む): 59587164

約数和(自身を除く): 39943224

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109133, 218266, 327399, 436532, 545665, 654798, 982197, 1091330, 1309596, 1636995, 1964394, 2182660, 3273990, 3928788, 4910985, 6547980, 9821970, 19643940]

約数ペア:

[(1, 19643940), (2, 9821970), (3, 6547980), (4, 4910985), (5, 3928788), (6, 3273990), (9, 2182660), (10, 1964394), (12, 1636995), (15, 1309596), (18, 1091330), (20, 982197), (30, 654798), (36, 545665), (45, 436532), (60, 327399), (90, 218266), (180, 109133)]