18615996

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2383}}^1$

素因数の和:2431

約数の個数: 72

約数和(自身を含む): 55537664

約数和(自身を除く): 36921668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 124, 126, 186, 217, 252, 279, 372, 434, 558, 651, 868, 1116, 1302, 1953, 2383, 2604, 3906, 4766, 7149, 7812, 9532, 14298, 16681, 21447, 28596, 33362, 42894, 50043, 66724, 73873, 85788, 100086, 147746, 150129, 200172, 221619, 295492, 300258, 443238, 517111, 600516, 664857, 886476, 1034222, 1329714, 1551333, 2068444, 2659428, 3102666, 4653999, 6205332, 9307998, 18615996]

約数ペア:

[(1, 18615996), (2, 9307998), (3, 6205332), (4, 4653999), (6, 3102666), (7, 2659428), (9, 2068444), (12, 1551333), (14, 1329714), (18, 1034222), (21, 886476), (28, 664857), (31, 600516), (36, 517111), (42, 443238), (62, 300258), (63, 295492), (84, 221619), (93, 200172), (124, 150129), (126, 147746), (186, 100086), (217, 85788), (252, 73873), (279, 66724), (372, 50043), (434, 42894), (558, 33362), (651, 28596), (868, 21447), (1116, 16681), (1302, 14298), (1953, 9532), (2383, 7812), (2604, 7149), (3906, 4766)]