20324962

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 39813120

約数和(自身を除く): 19488158

約数列:

[1, 2, 7, 14, 17, 23, 34, 46, 47, 79, 94, 119, 158, 161, 238, 322, 329, 391, 553, 658, 782, 799, 1081, 1106, 1343, 1598, 1817, 2162, 2686, 2737, 3634, 3713, 5474, 5593, 7426, 7567, 9401, 11186, 12719, 15134, 18377, 18802, 25438, 25991, 30889, 36754, 51982, 61778, 63121, 85399, 126242, 128639, 170798, 216223, 257278, 432446, 441847, 597793, 883694, 1195586, 1451783, 2903566, 10162481, 20324962]

約数ペア:

[(1, 20324962), (2, 10162481), (7, 2903566), (14, 1451783), (17, 1195586), (23, 883694), (34, 597793), (46, 441847), (47, 432446), (79, 257278), (94, 216223), (119, 170798), (158, 128639), (161, 126242), (238, 85399), (322, 63121), (329, 61778), (391, 51982), (553, 36754), (658, 30889), (782, 25991), (799, 25438), (1081, 18802), (1106, 18377), (1343, 15134), (1598, 12719), (1817, 11186), (2162, 9401), (2686, 7567), (2737, 7426), (3634, 5593), (3713, 5474)]