18365280388

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1230587}}^1$

素因数の和:1230652

約数の個数: 48

約数和(自身を含む): 40520801664

約数和(自身を除く): 22155521276

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 41, 52, 82, 91, 164, 182, 287, 364, 533, 574, 1066, 1148, 2132, 3731, 7462, 14924, 1230587, 2461174, 4922348, 8614109, 15997631, 17228218, 31995262, 34456436, 50454067, 63990524, 100908134, 111983417, 201816268, 223966834, 353178469, 447933668, 655902871, 706356938, 1311805742, 1412713876, 2623611484, 4591320097, 9182640194, 18365280388]

約数ペア:

[(1, 18365280388), (2, 9182640194), (4, 4591320097), (7, 2623611484), (13, 1412713876), (14, 1311805742), (26, 706356938), (28, 655902871), (41, 447933668), (52, 353178469), (82, 223966834), (91, 201816268), (164, 111983417), (182, 100908134), (287, 63990524), (364, 50454067), (533, 34456436), (574, 31995262), (1066, 17228218), (1148, 15997631), (2132, 8614109), (3731, 4922348), (7462, 2461174), (14924, 1230587)]