20887965376

素因数分解:

$2^6\times {\mathrm{73}}^1\times {\mathrm{179}}^1\times {\mathrm{24977}}^1$

素因数の和:25241

約数の個数: 56

約数和(自身を含む): 42253783920

約数和(自身を除く): 21365818544

約数列:

[1, 2, 4, 8, 16, 32, 64, 73, 146, 179, 292, 358, 584, 716, 1168, 1432, 2336, 2864, 4672, 5728, 11456, 13067, 24977, 26134, 49954, 52268, 99908, 104536, 199816, 209072, 399632, 418144, 799264, 836288, 1598528, 1823321, 3646642, 4470883, 7293284, 8941766, 14586568, 17883532, 29173136, 35767064, 58346272, 71534128, 116692544, 143068256, 286136512, 326374459, 652748918, 1305497836, 2610995672, 5221991344, 10443982688, 20887965376]

約数ペア:

[(1, 20887965376), (2, 10443982688), (4, 5221991344), (8, 2610995672), (16, 1305497836), (32, 652748918), (64, 326374459), (73, 286136512), (146, 143068256), (179, 116692544), (292, 71534128), (358, 58346272), (584, 35767064), (716, 29173136), (1168, 17883532), (1432, 14586568), (2336, 8941766), (2864, 7293284), (4672, 4470883), (5728, 3646642), (11456, 1823321), (13067, 1598528), (24977, 836288), (26134, 799264), (49954, 418144), (52268, 399632), (99908, 209072), (104536, 199816)]