20566950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4423}}^1$

素因数の和:4469

約数の個数: 48

約数和(自身を含む): 52663296

約数和(自身を除く): 32096346

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 775, 930, 1550, 2325, 4423, 4650, 8846, 13269, 22115, 26538, 44230, 66345, 110575, 132690, 137113, 221150, 274226, 331725, 411339, 663450, 685565, 822678, 1371130, 2056695, 3427825, 4113390, 6855650, 10283475, 20566950]

約数ペア:

[(1, 20566950), (2, 10283475), (3, 6855650), (5, 4113390), (6, 3427825), (10, 2056695), (15, 1371130), (25, 822678), (30, 685565), (31, 663450), (50, 411339), (62, 331725), (75, 274226), (93, 221150), (150, 137113), (155, 132690), (186, 110575), (310, 66345), (465, 44230), (775, 26538), (930, 22115), (1550, 13269), (2325, 8846), (4423, 4650)]