20959950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{12703}}^1$

素因数の和:12729

約数の個数: 48

約数和(自身を含む): 56710656

約数和(自身を除く): 35750706

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 12703, 25406, 38109, 63515, 76218, 127030, 139733, 190545, 279466, 317575, 381090, 419199, 635150, 698665, 838398, 952725, 1397330, 1905450, 2095995, 3493325, 4191990, 6986650, 10479975, 20959950]

約数ペア:

[(1, 20959950), (2, 10479975), (3, 6986650), (5, 4191990), (6, 3493325), (10, 2095995), (11, 1905450), (15, 1397330), (22, 952725), (25, 838398), (30, 698665), (33, 635150), (50, 419199), (55, 381090), (66, 317575), (75, 279466), (110, 190545), (150, 139733), (165, 127030), (275, 76218), (330, 63515), (550, 38109), (825, 25406), (1650, 12703)]