17961799648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{2687}}^1\times {\mathrm{16069}}^1$

素因数の和:18779

約数の個数: 48

約数和(自身を含む): 38099013120

約数和(自身を除く): 20137213472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 2687, 5374, 10748, 16069, 21496, 32138, 34931, 42992, 64276, 69862, 85984, 128552, 139724, 208897, 257104, 279448, 417794, 514208, 558896, 835588, 1117792, 1671176, 3342352, 6684704, 43177403, 86354806, 172709612, 345419224, 561306239, 690838448, 1122612478, 1381676896, 2245224956, 4490449912, 8980899824, 17961799648]

約数ペア:

[(1, 17961799648), (2, 8980899824), (4, 4490449912), (8, 2245224956), (13, 1381676896), (16, 1122612478), (26, 690838448), (32, 561306239), (52, 345419224), (104, 172709612), (208, 86354806), (416, 43177403), (2687, 6684704), (5374, 3342352), (10748, 1671176), (16069, 1117792), (21496, 835588), (32138, 558896), (34931, 514208), (42992, 417794), (64276, 279448), (69862, 257104), (85984, 208897), (128552, 139724)]