208319344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{5231}}^1$

素因数の和:5389

約数の個数: 40

約数和(自身を含む): 428186880

約数和(自身を除く): 219867536

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2096, 2489, 4978, 5231, 9956, 10462, 19912, 20924, 39824, 41848, 83696, 99389, 198778, 397556, 685261, 795112, 1370522, 1590224, 2741044, 5482088, 10964176, 13019959, 26039918, 52079836, 104159672, 208319344]

約数ペア:

[(1, 208319344), (2, 104159672), (4, 52079836), (8, 26039918), (16, 13019959), (19, 10964176), (38, 5482088), (76, 2741044), (131, 1590224), (152, 1370522), (262, 795112), (304, 685261), (524, 397556), (1048, 198778), (2096, 99389), (2489, 83696), (4978, 41848), (5231, 39824), (9956, 20924), (10462, 19912)]