16723984

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 33390720

約数和(自身を除く): 16666736

約数列:

[1, 2, 4, 8, 16, 79, 101, 131, 158, 202, 262, 316, 404, 524, 632, 808, 1048, 1264, 1616, 2096, 7979, 10349, 13231, 15958, 20698, 26462, 31916, 41396, 52924, 63832, 82792, 105848, 127664, 165584, 211696, 1045249, 2090498, 4180996, 8361992, 16723984]

約数ペア:

[(1, 16723984), (2, 8361992), (4, 4180996), (8, 2090498), (16, 1045249), (79, 211696), (101, 165584), (131, 127664), (158, 105848), (202, 82792), (262, 63832), (316, 52924), (404, 41396), (524, 31916), (632, 26462), (808, 20698), (1048, 15958), (1264, 13231), (1616, 10349), (2096, 7979)]