20138431064

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{550471}}^1$

素因数の和:550763

約数の個数: 32

約数和(自身を含む): 40129408800

約数和(自身を除く): 19990977736

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 269, 538, 1076, 2152, 4573, 9146, 18292, 36584, 550471, 1100942, 2201884, 4403768, 9358007, 18716014, 37432028, 74864056, 148076699, 296153398, 592306796, 1184613592, 2517303883, 5034607766, 10069215532, 20138431064]

約数ペア:

[(1, 20138431064), (2, 10069215532), (4, 5034607766), (8, 2517303883), (17, 1184613592), (34, 592306796), (68, 296153398), (136, 148076699), (269, 74864056), (538, 37432028), (1076, 18716014), (2152, 9358007), (4573, 4403768), (9146, 2201884), (18292, 1100942), (36584, 550471)]