20706408

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{5639}}^1$

素因数の和:5671

約数の個数: 64

約数和(自身を含む): 60912000

約数和(自身を除く): 40205592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 306, 408, 459, 612, 918, 1224, 1836, 3672, 5639, 11278, 16917, 22556, 33834, 45112, 50751, 67668, 95863, 101502, 135336, 152253, 191726, 203004, 287589, 304506, 383452, 406008, 575178, 609012, 766904, 862767, 1150356, 1218024, 1725534, 2300712, 2588301, 3451068, 5176602, 6902136, 10353204, 20706408]

約数ペア:

[(1, 20706408), (2, 10353204), (3, 6902136), (4, 5176602), (6, 3451068), (8, 2588301), (9, 2300712), (12, 1725534), (17, 1218024), (18, 1150356), (24, 862767), (27, 766904), (34, 609012), (36, 575178), (51, 406008), (54, 383452), (68, 304506), (72, 287589), (102, 203004), (108, 191726), (136, 152253), (153, 135336), (204, 101502), (216, 95863), (306, 67668), (408, 50751), (459, 45112), (612, 33834), (918, 22556), (1224, 16917), (1836, 11278), (3672, 5639)]