20808211863

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{76487}}^1$

素因数の和:76631

約数の個数: 32

約数和(自身を含む): 29738534400

約数和(自身を除く): 8930322537

約数列:

[1, 3, 29, 53, 59, 87, 159, 177, 1537, 1711, 3127, 4611, 5133, 9381, 76487, 90683, 229461, 272049, 2218123, 4053811, 4512733, 6654369, 12161433, 13538199, 117560519, 130869257, 239174849, 352681557, 392607771, 717524547, 6936070621, 20808211863]

約数ペア:

[(1, 20808211863), (3, 6936070621), (29, 717524547), (53, 392607771), (59, 352681557), (87, 239174849), (159, 130869257), (177, 117560519), (1537, 13538199), (1711, 12161433), (3127, 6654369), (4611, 4512733), (5133, 4053811), (9381, 2218123), (76487, 272049), (90683, 229461)]