26638238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 45480960

約数和(自身を除く): 18842722

約数列:

[1, 2, 11, 22, 31, 62, 139, 278, 281, 341, 562, 682, 1529, 3058, 3091, 4309, 6182, 8618, 8711, 17422, 39059, 47399, 78118, 94798, 95821, 191642, 429649, 859298, 1210829, 2421658, 13319119, 26638238]

約数ペア:

[(1, 26638238), (2, 13319119), (11, 2421658), (22, 1210829), (31, 859298), (62, 429649), (139, 191642), (278, 95821), (281, 94798), (341, 78118), (562, 47399), (682, 39059), (1529, 17422), (3058, 8711), (3091, 8618), (4309, 6182)]