209364724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1237}}^1$

素因数の和:1408

約数の個数: 48

約数和(自身を含む): 411808320

約数和(自身を除く): 202443596

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 131, 262, 323, 524, 646, 1237, 1292, 2227, 2474, 2489, 4454, 4948, 4978, 8908, 9956, 21029, 23503, 42058, 42313, 47006, 84116, 84626, 94012, 162047, 169252, 324094, 399551, 648188, 799102, 1598204, 2754799, 3078893, 5509598, 6157786, 11019196, 12315572, 52341181, 104682362, 209364724]

約数ペア:

[(1, 209364724), (2, 104682362), (4, 52341181), (17, 12315572), (19, 11019196), (34, 6157786), (38, 5509598), (68, 3078893), (76, 2754799), (131, 1598204), (262, 799102), (323, 648188), (524, 399551), (646, 324094), (1237, 169252), (1292, 162047), (2227, 94012), (2474, 84626), (2489, 84116), (4454, 47006), (4948, 42313), (4978, 42058), (8908, 23503), (9956, 21029)]