20120768416

素因数分解:

$2^5\times 7^1\times {\mathrm{601}}^1\times {\mathrm{149459}}^1$

素因数の和:150077

約数の個数: 48

約数和(自身を含む): 45347359680

約数和(自身を除く): 25226591264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 601, 1202, 2404, 4207, 4808, 8414, 9616, 16828, 19232, 33656, 67312, 134624, 149459, 298918, 597836, 1046213, 1195672, 2092426, 2391344, 4184852, 4782688, 8369704, 16739408, 33478816, 89824859, 179649718, 359299436, 628774013, 718598872, 1257548026, 1437197744, 2515096052, 2874395488, 5030192104, 10060384208, 20120768416]

約数ペア:

[(1, 20120768416), (2, 10060384208), (4, 5030192104), (7, 2874395488), (8, 2515096052), (14, 1437197744), (16, 1257548026), (28, 718598872), (32, 628774013), (56, 359299436), (112, 179649718), (224, 89824859), (601, 33478816), (1202, 16739408), (2404, 8369704), (4207, 4782688), (4808, 4184852), (8414, 2391344), (9616, 2092426), (16828, 1195672), (19232, 1046213), (33656, 597836), (67312, 298918), (134624, 149459)]