20838330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{683}}^1$

素因数の和:812

約数の個数: 64

約数和(自身を含む): 56142720

約数和(自身を除く): 35304390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 113, 135, 226, 270, 339, 565, 678, 683, 1017, 1130, 1366, 1695, 2034, 2049, 3051, 3390, 3415, 4098, 5085, 6102, 6147, 6830, 10170, 10245, 12294, 15255, 18441, 20490, 30510, 30735, 36882, 61470, 77179, 92205, 154358, 184410, 231537, 385895, 463074, 694611, 771790, 1157685, 1389222, 2083833, 2315370, 3473055, 4167666, 6946110, 10419165, 20838330]

約数ペア:

[(1, 20838330), (2, 10419165), (3, 6946110), (5, 4167666), (6, 3473055), (9, 2315370), (10, 2083833), (15, 1389222), (18, 1157685), (27, 771790), (30, 694611), (45, 463074), (54, 385895), (90, 231537), (113, 184410), (135, 154358), (226, 92205), (270, 77179), (339, 61470), (565, 36882), (678, 30735), (683, 30510), (1017, 20490), (1130, 18441), (1366, 15255), (1695, 12294), (2034, 10245), (2049, 10170), (3051, 6830), (3390, 6147), (3415, 6102), (4098, 5085)]