20971918144

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{349}}^1\times {\mathrm{40823}}^1$

素因数の和:41207

約数の個数: 56

約数和(自身を含む): 43551043200

約数和(自身を除く): 22579125056

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 349, 368, 698, 736, 1396, 1472, 2792, 5584, 8027, 11168, 16054, 22336, 32108, 40823, 64216, 81646, 128432, 163292, 256864, 326584, 513728, 653168, 938929, 1306336, 1877858, 2612672, 3755716, 7511432, 14247227, 15022864, 28494454, 30045728, 56988908, 60091456, 113977816, 227955632, 327686221, 455911264, 655372442, 911822528, 1310744884, 2621489768, 5242979536, 10485959072, 20971918144]

約数ペア:

[(1, 20971918144), (2, 10485959072), (4, 5242979536), (8, 2621489768), (16, 1310744884), (23, 911822528), (32, 655372442), (46, 455911264), (64, 327686221), (92, 227955632), (184, 113977816), (349, 60091456), (368, 56988908), (698, 30045728), (736, 28494454), (1396, 15022864), (1472, 14247227), (2792, 7511432), (5584, 3755716), (8027, 2612672), (11168, 1877858), (16054, 1306336), (22336, 938929), (32108, 653168), (40823, 513728), (64216, 326584), (81646, 256864), (128432, 163292)]