20075797904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{268049}}^1$

素因数の和:268239

約数の個数: 40

約数和(自身を含む): 40417651200

約数和(自身を除く): 20341853296

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 151, 248, 302, 496, 604, 1208, 2416, 4681, 9362, 18724, 37448, 74896, 268049, 536098, 1072196, 2144392, 4288784, 8309519, 16619038, 33238076, 40475399, 66476152, 80950798, 132952304, 161901596, 323803192, 647606384, 1254737369, 2509474738, 5018949476, 10037898952, 20075797904]

約数ペア:

[(1, 20075797904), (2, 10037898952), (4, 5018949476), (8, 2509474738), (16, 1254737369), (31, 647606384), (62, 323803192), (124, 161901596), (151, 132952304), (248, 80950798), (302, 66476152), (496, 40475399), (604, 33238076), (1208, 16619038), (2416, 8309519), (4681, 4288784), (9362, 2144392), (18724, 1072196), (37448, 536098), (74896, 268049)]