20008558

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{659}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 34214400

約数和(自身を除く): 14205842

約数列:

[1, 2, 17, 19, 34, 38, 47, 94, 323, 646, 659, 799, 893, 1318, 1598, 1786, 11203, 12521, 15181, 22406, 25042, 30362, 30973, 61946, 212857, 425714, 526541, 588487, 1053082, 1176974, 10004279, 20008558]

約数ペア:

[(1, 20008558), (2, 10004279), (17, 1176974), (19, 1053082), (34, 588487), (38, 526541), (47, 425714), (94, 212857), (323, 61946), (646, 30973), (659, 30362), (799, 25042), (893, 22406), (1318, 15181), (1598, 12521), (1786, 11203)]