19394320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22039}}^1$

素因数の和:22063

約数の個数: 40

約数和(自身を含む): 49193280

約数和(自身を除く): 29798960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 22039, 44078, 88156, 110195, 176312, 220390, 242429, 352624, 440780, 484858, 881560, 969716, 1212145, 1763120, 1939432, 2424290, 3878864, 4848580, 9697160, 19394320]

約数ペア:

[(1, 19394320), (2, 9697160), (4, 4848580), (5, 3878864), (8, 2424290), (10, 1939432), (11, 1763120), (16, 1212145), (20, 969716), (22, 881560), (40, 484858), (44, 440780), (55, 352624), (80, 242429), (88, 220390), (110, 176312), (176, 110195), (220, 88156), (440, 44078), (880, 22039)]