18940507092

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2380657}}^1$

素因数の和:2380697

約数の個数: 72

約数和(自身を含む): 54593249256

約数和(自身を除く): 35652742164

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 2380657, 4761314, 7141971, 9522628, 14283942, 21425913, 28567884, 30948541, 40471169, 42851826, 61897082, 80942338, 85703652, 92845623, 121413507, 123794164, 161884676, 185691246, 242827014, 278536869, 364240521, 371382492, 485654028, 526125197, 557073738, 728481042, 1052250394, 1114147476, 1456962084, 1578375591, 2104500788, 3156751182, 4735126773, 6313502364, 9470253546, 18940507092]

約数ペア:

[(1, 18940507092), (2, 9470253546), (3, 6313502364), (4, 4735126773), (6, 3156751182), (9, 2104500788), (12, 1578375591), (13, 1456962084), (17, 1114147476), (18, 1052250394), (26, 728481042), (34, 557073738), (36, 526125197), (39, 485654028), (51, 371382492), (52, 364240521), (68, 278536869), (78, 242827014), (102, 185691246), (117, 161884676), (153, 123794164), (156, 121413507), (204, 92845623), (221, 85703652), (234, 80942338), (306, 61897082), (442, 42851826), (468, 40471169), (612, 30948541), (663, 28567884), (884, 21425913), (1326, 14283942), (1989, 9522628), (2652, 7141971), (3978, 4761314), (7956, 2380657)]