18701136

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{2129}}^1$

素因数の和:2204

約数の個数: 60

約数和(自身を含む): 53220180

約数和(自身を除く): 34519044

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2129, 2196, 2928, 4258, 4392, 6387, 8516, 8784, 12774, 17032, 19161, 25548, 34064, 38322, 51096, 76644, 102192, 129869, 153288, 259738, 306576, 389607, 519476, 779214, 1038952, 1168821, 1558428, 2077904, 2337642, 3116856, 4675284, 6233712, 9350568, 18701136]

約数ペア:

[(1, 18701136), (2, 9350568), (3, 6233712), (4, 4675284), (6, 3116856), (8, 2337642), (9, 2077904), (12, 1558428), (16, 1168821), (18, 1038952), (24, 779214), (36, 519476), (48, 389607), (61, 306576), (72, 259738), (122, 153288), (144, 129869), (183, 102192), (244, 76644), (366, 51096), (488, 38322), (549, 34064), (732, 25548), (976, 19161), (1098, 17032), (1464, 12774), (2129, 8784), (2196, 8516), (2928, 6387), (4258, 4392)]