18945344

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1583}}^1$

素因数の和:1623

約数の個数: 56

約数和(自身を含む): 43452288

約数和(自身を除く): 24506944

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 64, 68, 88, 136, 176, 187, 272, 352, 374, 544, 704, 748, 1088, 1496, 1583, 2992, 3166, 5984, 6332, 11968, 12664, 17413, 25328, 26911, 34826, 50656, 53822, 69652, 101312, 107644, 139304, 215288, 278608, 296021, 430576, 557216, 592042, 861152, 1114432, 1184084, 1722304, 2368168, 4736336, 9472672, 18945344]

約数ペア:

[(1, 18945344), (2, 9472672), (4, 4736336), (8, 2368168), (11, 1722304), (16, 1184084), (17, 1114432), (22, 861152), (32, 592042), (34, 557216), (44, 430576), (64, 296021), (68, 278608), (88, 215288), (136, 139304), (176, 107644), (187, 101312), (272, 69652), (352, 53822), (374, 50656), (544, 34826), (704, 26911), (748, 25328), (1088, 17413), (1496, 12664), (1583, 11968), (2992, 6332), (3166, 5984)]