19804626

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1061}}^1$

素因数の和:1147

約数の個数: 48

約数和(自身を含む): 46222488

約数和(自身を除く): 26417862

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 61, 102, 122, 153, 183, 306, 366, 549, 1037, 1061, 1098, 2074, 2122, 3111, 3183, 6222, 6366, 9333, 9549, 18037, 18666, 19098, 36074, 54111, 64721, 108222, 129442, 162333, 194163, 324666, 388326, 582489, 1100257, 1164978, 2200514, 3300771, 6601542, 9902313, 19804626]

約数ペア:

[(1, 19804626), (2, 9902313), (3, 6601542), (6, 3300771), (9, 2200514), (17, 1164978), (18, 1100257), (34, 582489), (51, 388326), (61, 324666), (102, 194163), (122, 162333), (153, 129442), (183, 108222), (306, 64721), (366, 54111), (549, 36074), (1037, 19098), (1061, 18666), (1098, 18037), (2074, 9549), (2122, 9333), (3111, 6366), (3183, 6222)]