40939158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{16931}}^1$

素因数の和:16980

約数の個数: 32

約数和(自身を含む): 91026432

約数和(自身を除く): 50087274

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 16931, 33862, 50793, 101586, 220103, 440206, 524861, 660309, 1049722, 1320618, 1574583, 3149166, 6823193, 13646386, 20469579, 40939158]

約数ペア:

[(1, 40939158), (2, 20469579), (3, 13646386), (6, 6823193), (13, 3149166), (26, 1574583), (31, 1320618), (39, 1049722), (62, 660309), (78, 524861), (93, 440206), (186, 220103), (403, 101586), (806, 50793), (1209, 33862), (2418, 16931)]