16746620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{467}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 38683008

約数和(自身を除く): 21936388

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 467, 652, 815, 934, 1630, 1793, 1868, 2335, 3260, 3586, 4670, 5137, 7172, 8965, 9340, 10274, 17930, 20548, 25685, 35860, 51370, 76121, 102740, 152242, 304484, 380605, 761210, 837331, 1522420, 1674662, 3349324, 4186655, 8373310, 16746620]

約数ペア:

[(1, 16746620), (2, 8373310), (4, 4186655), (5, 3349324), (10, 1674662), (11, 1522420), (20, 837331), (22, 761210), (44, 380605), (55, 304484), (110, 152242), (163, 102740), (220, 76121), (326, 51370), (467, 35860), (652, 25685), (815, 20548), (934, 17930), (1630, 10274), (1793, 9340), (1868, 8965), (2335, 7172), (3260, 5137), (3586, 4670)]