17421872

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:430

約数の個数: 60

約数和(自身を含む): 38803320

約数和(自身を除く): 21381448

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 379, 442, 676, 758, 884, 1352, 1516, 1768, 2704, 2873, 3032, 3536, 4927, 5746, 6064, 6443, 9854, 11492, 12886, 19708, 22984, 25772, 39416, 45968, 51544, 64051, 78832, 83759, 103088, 128102, 167518, 256204, 335036, 512408, 670072, 1024816, 1088867, 1340144, 2177734, 4355468, 8710936, 17421872]

約数ペア:

[(1, 17421872), (2, 8710936), (4, 4355468), (8, 2177734), (13, 1340144), (16, 1088867), (17, 1024816), (26, 670072), (34, 512408), (52, 335036), (68, 256204), (104, 167518), (136, 128102), (169, 103088), (208, 83759), (221, 78832), (272, 64051), (338, 51544), (379, 45968), (442, 39416), (676, 25772), (758, 22984), (884, 19708), (1352, 12886), (1516, 11492), (1768, 9854), (2704, 6443), (2873, 6064), (3032, 5746), (3536, 4927)]