20280222711

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1\times {\mathrm{5881}}^1$

素因数の和:6452

約数の個数: 48

約数和(自身を含む): 33826111488

約数和(自身を除く): 13545888777

約数列:

[1, 3, 7, 9, 21, 63, 127, 381, 431, 889, 1143, 1293, 2667, 3017, 3879, 5881, 8001, 9051, 17643, 27153, 41167, 52929, 54737, 123501, 164211, 370503, 383159, 492633, 746887, 1149477, 2240661, 2534711, 3448431, 5228209, 6721983, 7604133, 15684627, 17742977, 22812399, 47053881, 53228931, 159686793, 321908297, 965724891, 2253358079, 2897174673, 6760074237, 20280222711]

約数ペア:

[(1, 20280222711), (3, 6760074237), (7, 2897174673), (9, 2253358079), (21, 965724891), (63, 321908297), (127, 159686793), (381, 53228931), (431, 47053881), (889, 22812399), (1143, 17742977), (1293, 15684627), (2667, 7604133), (3017, 6721983), (3879, 5228209), (5881, 3448431), (8001, 2534711), (9051, 2240661), (17643, 1149477), (27153, 746887), (41167, 492633), (52929, 383159), (54737, 370503), (123501, 164211)]