20182801112

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1\times {\mathrm{1277}}^1$

素因数の和:1716

約数の個数: 64

約数和(自身を含む): 38936570400

約数和(自身を除く): 18753769288

約数列:

[1, 2, 4, 8, 61, 122, 139, 233, 244, 278, 466, 488, 556, 932, 1112, 1277, 1864, 2554, 5108, 8479, 10216, 14213, 16958, 28426, 32387, 33916, 56852, 64774, 67832, 77897, 113704, 129548, 155794, 177503, 259096, 297541, 311588, 355006, 595082, 623176, 710012, 1190164, 1420024, 1975607, 2380328, 3951214, 7902428, 10827683, 15804856, 18150001, 21655366, 36300002, 41358199, 43310732, 72600004, 82716398, 86621464, 145200008, 165432796, 330865592, 2522850139, 5045700278, 10091400556, 20182801112]

約数ペア:

[(1, 20182801112), (2, 10091400556), (4, 5045700278), (8, 2522850139), (61, 330865592), (122, 165432796), (139, 145200008), (233, 86621464), (244, 82716398), (278, 72600004), (466, 43310732), (488, 41358199), (556, 36300002), (932, 21655366), (1112, 18150001), (1277, 15804856), (1864, 10827683), (2554, 7902428), (5108, 3951214), (8479, 2380328), (10216, 1975607), (14213, 1420024), (16958, 1190164), (28426, 710012), (32387, 623176), (33916, 595082), (56852, 355006), (64774, 311588), (67832, 297541), (77897, 259096), (113704, 177503), (129548, 155794)]