2019998288

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1639609}}^1$

素因数の和:1639635

約数の個数: 40

約数和(自身を含む): 4879479360

約数和(自身を除く): 2859481072

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 1639609, 3279218, 6558436, 11477263, 13116872, 18035699, 22954526, 26233744, 36071398, 45909052, 72142796, 91818104, 126249893, 144285592, 183636208, 252499786, 288571184, 504999572, 1009999144, 2019998288]

約数ペア:

[(1, 2019998288), (2, 1009999144), (4, 504999572), (7, 288571184), (8, 252499786), (11, 183636208), (14, 144285592), (16, 126249893), (22, 91818104), (28, 72142796), (44, 45909052), (56, 36071398), (77, 26233744), (88, 22954526), (112, 18035699), (154, 13116872), (176, 11477263), (308, 6558436), (616, 3279218), (1232, 1639609)]