20600416

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 42287616

約数和(自身を除く): 21687200

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 127, 137, 148, 254, 274, 296, 508, 548, 592, 1016, 1096, 1184, 2032, 2192, 4064, 4384, 4699, 5069, 9398, 10138, 17399, 18796, 20276, 34798, 37592, 40552, 69596, 75184, 81104, 139192, 150368, 162208, 278384, 556768, 643763, 1287526, 2575052, 5150104, 10300208, 20600416]

約数ペア:

[(1, 20600416), (2, 10300208), (4, 5150104), (8, 2575052), (16, 1287526), (32, 643763), (37, 556768), (74, 278384), (127, 162208), (137, 150368), (148, 139192), (254, 81104), (274, 75184), (296, 69596), (508, 40552), (548, 37592), (592, 34798), (1016, 20276), (1096, 18796), (1184, 17399), (2032, 10138), (2192, 9398), (4064, 5069), (4384, 4699)]