19420912

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{2939}}^1$

素因数の和:3013

約数の個数: 40

約数和(自身を含む): 43747200

約数和(自身を除く): 24326288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 2939, 3304, 5878, 6608, 11756, 20573, 23512, 41146, 47024, 82292, 164584, 173401, 329168, 346802, 693604, 1213807, 1387208, 2427614, 2774416, 4855228, 9710456, 19420912]

約数ペア:

[(1, 19420912), (2, 9710456), (4, 4855228), (7, 2774416), (8, 2427614), (14, 1387208), (16, 1213807), (28, 693604), (56, 346802), (59, 329168), (112, 173401), (118, 164584), (236, 82292), (413, 47024), (472, 41146), (826, 23512), (944, 20573), (1652, 11756), (2939, 6608), (3304, 5878)]