201912676

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{1997}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 424279296

約数和(自身を除く): 222366620

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 157, 161, 314, 322, 628, 644, 1099, 1997, 2198, 3611, 3994, 4396, 7222, 7988, 13979, 14444, 25277, 27958, 45931, 50554, 55916, 91862, 101108, 183724, 313529, 321517, 627058, 643034, 1254116, 1286068, 2194703, 4389406, 7211167, 8778812, 14422334, 28844668, 50478169, 100956338, 201912676]

約数ペア:

[(1, 201912676), (2, 100956338), (4, 50478169), (7, 28844668), (14, 14422334), (23, 8778812), (28, 7211167), (46, 4389406), (92, 2194703), (157, 1286068), (161, 1254116), (314, 643034), (322, 627058), (628, 321517), (644, 313529), (1099, 183724), (1997, 101108), (2198, 91862), (3611, 55916), (3994, 50554), (4396, 45931), (7222, 27958), (7988, 25277), (13979, 14444)]