1639394636

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{17021}}^1$

素因数の和:17246

約数の個数: 36

約数和(自身を含む): 3169496400

約数和(自身を除く): 1530101764

約数列:

[1, 2, 4, 11, 22, 44, 121, 199, 242, 398, 484, 796, 2189, 4378, 8756, 17021, 24079, 34042, 48158, 68084, 96316, 187231, 374462, 748924, 2059541, 3387179, 4119082, 6774358, 8238164, 13548716, 37258969, 74517938, 149035876, 409848659, 819697318, 1639394636]

約数ペア:

[(1, 1639394636), (2, 819697318), (4, 409848659), (11, 149035876), (22, 74517938), (44, 37258969), (121, 13548716), (199, 8238164), (242, 6774358), (398, 4119082), (484, 3387179), (796, 2059541), (2189, 748924), (4378, 374462), (8756, 187231), (17021, 96316), (24079, 68084), (34042, 48158)]